What is Public Utilities (Water Supply) Regulations?

Public Utilities (Water Supply) Regulations is Singapore Subsidiary Legislation, cited as Subsidiary Legislation PUA-RG5 2001, currently marked in force and first recorded in 2001.

Is Public Utilities (Water Supply) Regulations still in force?

Yes — Public Utilities (Water Supply) Regulations is currently in force.

When did Public Utilities (Water Supply) Regulations take effect?

Public Utilities (Water Supply) Regulations was first recorded in 2001.

How many regulations does Public Utilities (Water Supply) Regulations have?

Public Utilities (Water Supply) Regulations contains 78 regulations.

Where can I read the official version of Public Utilities (Water Supply) Regulations?

The official text of Public Utilities (Water Supply) Regulations is published at sso.agc.gov.sg.

Public Utilities (Water Supply) Regulations (2001, PUA-RG5)

Regulation 1

Citation

These Regulations may be cited as the Public Utilities (Water Supply) Regulations.

Regulation 2

Definitions

Amended byS 164/2018 wef 01/04/2018S 133/2017 wef 01/04/2017S 153/2019 wef 25/03/2019S 341/2020 wef 30/04/2020S 904/2023 wef 01/01/2024S 920/2021 wef 01/01/2022S 703/2008 wef 01/07/2009S 164/2018 wef 01/04/2018S 920/2021 wef 01/01/2022S 920/2021 wef 01/01/2022

In these Regulations, unless the context otherwise requires —“accredited laboratory” means a laboratory —

(a)

accredited under the Singapore Laboratory Accreditation Scheme (SAC-SINGLAS) administered by the Enterprise Singapore Board (established by section 3 of the Enterprise Singapore Board Act 2018 (Act 10 of 2018)); or

(b)

recognised under a mutual recognition agreement or arrangement between Singapore and any other country;“authorised officer” means an officer of the Board authorised in that behalf by the Board;“backflow” means flow upstream, that is in a direction contrary to the intended normal direction of flow within or from a water fitting;“British Standard” means a standard or specification issued by the British Standards Institution;“building” means any structure (including a floating structure) whether of a permanent character or not, and whether movable or immovable, and, without prejudice to the generality of the foregoing, includes any caravan, vessel, boat or houseboat;[Deleted by S 164/2018 wef 01/04/2018]“consumer” includes —

(a)

any person supplied or applying to be supplied with water by the Board;

(b)

any person otherwise liable for the payment of water rates, charges or rent; and

(c)

any owner or occupier of the premises supplied or to be supplied with water by the Board;“corrosion-resisting material” means any material which is highly resistant to any corrosive action to which it is likely to be subjected in the circumstances in which it is used;“distributing pipe” means any pipe (other than an overflow pipe or a flush pipe) conveying water from a storage tank under pressure by gravity or a boosting system from such tank;“float-operated valve” means a valve for controlling the flow of water into a storage tank or flushing cistern, the valve being operated by the vertical movement of a float riding on the surface of the water;“install”, in relation to a water fitting, apparatus, pump, hot water apparatus or any other article or device to which these Regulations apply, includes to arrange or connect;“master meter” means a meter registering water all or part of which is subsequently registered by one or more sub-meters;[Deleted by S 164/2018 wef 01/04/2018]“meter position” means the position where a meter or master meter (not being a sub-meter) is installed;“meter reader” means an employee or an agent of the Board who is authorised to read any meter;[Deleted by S 153/2019 wef 25/03/2019]“NEWater” means NEWater supplied through the water reticulation system of the Board to persons who have entered into an agreement with the Board for the supply of such water;“PUB S&R Standard” means the document known as “PUB’s Stipulation of Standards & Requirements for Water Fittings for Use in Potable Water Service Installations” published by the Board, as in force from time to time;“PUB S&R Standard for Water Efficiency” means the document known as “PUB’s Stipulated Standard & Requirements on Mandatory Water Efficiency Requirements” published by the Board, as in force from time to time;[Deleted by S 164/2018 wef 01/04/2018]“service pipe” means any pipe or part thereof which is downstream to the meter position and is meant for supplying water from a water main to any premises and is subject to water pressure from that main, or would be so subject but for the closing of some stop-valve;[Deleted by S 341/2020 wef 30/04/2020]“stop-valve” means any device (including a stop-cock or stop-tap) other than a draw-off tap, for stopping at will the flow of water in a pipe;[Deleted by S 164/2018 wef 01/04/2018]“sub-meter” means any meter owned and maintained by the Board which registers all or part of any water which has already been metered since leaving the water main;“urinal flush valve” means a flush valve serving a urinal;“warning pipe” means an overflow pipe so fixed that its outlet, whether inside or outside a building, is in a conspicuous position where the discharge of any water therefrom can be readily seen;“Water Efficiency Label” means a label referred to in regulation 40A;“water-closet flush valve” means a flush valve serving a water-closet pan.[Deleted by S 164/2018 wef 01/04/2018][Deleted by S 164/2018 wef 01/04/2018]

Definition

“accredited laboratory” means a laboratory —

(a)

accredited under the Singapore Laboratory Accreditation Scheme (SAC-SINGLAS) administered by the Enterprise Singapore Board (established by section 3 of the Enterprise Singapore Board Act 2018 (Act 10 of 2018)); or

(b)

recognised under a mutual recognition agreement or arrangement between Singapore and any other country;

Amended byS 164/2018 wef 01/04/2018S 133/2017 wef 01/04/2017

Definition

“authorised officer” means an officer of the Board authorised in that behalf by the Board;

Definition

“backflow” means flow upstream, that is in a direction contrary to the intended normal direction of flow within or from a water fitting;

Definition

“British Standard” means a standard or specification issued by the British Standards Institution;

Definition

“building” means any structure (including a floating structure) whether of a permanent character or not, and whether movable or immovable, and, without prejudice to the generality of the foregoing, includes any caravan, vessel, boat or houseboat;

Definition

“consumer” includes —

(a)

any person supplied or applying to be supplied with water by the Board;

(b)

any person otherwise liable for the payment of water rates, charges or rent; and

(c)

any owner or occupier of the premises supplied or to be supplied with water by the Board;

Definition

“corrosion-resisting material” means any material which is highly resistant to any corrosive action to which it is likely to be subjected in the circumstances in which it is used;

Definition

“distributing pipe” means any pipe (other than an overflow pipe or a flush pipe) conveying water from a storage tank under pressure by gravity or a boosting system from such tank;

Definition

“float-operated valve” means a valve for controlling the flow of water into a storage tank or flushing cistern, the valve being operated by the vertical movement of a float riding on the surface of the water;

Definition

“install”, in relation to a water fitting, apparatus, pump, hot water apparatus or any other article or device to which these Regulations apply, includes to arrange or connect;

Definition

“master meter” means a meter registering water all or part of which is subsequently registered by one or more sub-meters;

Definition

“meter position” means the position where a meter or master meter (not being a sub-meter) is installed;

Definition

“meter reader” means an employee or an agent of the Board who is authorised to read any meter;

Definition

“NEWater” means NEWater supplied through the water reticulation system of the Board to persons who have entered into an agreement with the Board for the supply of such water;

Amended byS 153/2019 wef 25/03/2019

Definition

“PUB S&R Standard” means the document known as “PUB’s Stipulation of Standards & Requirements for Water Fittings for Use in Potable Water Service Installations” published by the Board, as in force from time to time;

Amended byS 341/2020 wef 30/04/2020

Definition

“PUB S&R Standard for Water Efficiency” means the document known as “PUB’s Stipulated Standard & Requirements on Mandatory Water Efficiency Requirements” published by the Board, as in force from time to time;

Amended byS 904/2023 wef 01/01/2024

Definition

“service pipe” means any pipe or part thereof which is downstream to the meter position and is meant for supplying water from a water main to any premises and is subject to water pressure from that main, or would be so subject but for the closing of some stop-valve;

Definition

“stop-valve” means any device (including a stop-cock or stop-tap) other than a draw-off tap, for stopping at will the flow of water in a pipe;

Definition

“sub-meter” means any meter owned and maintained by the Board which registers all or part of any water which has already been metered since leaving the water main;

Definition

“urinal flush valve” means a flush valve serving a urinal;

Amended byS 920/2021 wef 01/01/2022

Definition

“warning pipe” means an overflow pipe so fixed that its outlet, whether inside or outside a building, is in a conspicuous position where the discharge of any water therefrom can be readily seen;

Definition

“Water Efficiency Label” means a label referred to in regulation 40A;

Amended byS 703/2008 wef 01/07/2009S 164/2018 wef 01/04/2018S 920/2021 wef 01/01/2022

Definition

“water-closet flush valve” means a flush valve serving a water-closet pan.

Amended byS 920/2021 wef 01/01/2022

Regulation 3

Repealed / deleted

[Deleted by S 341/2020 wef 30/04/2020]

Regulation 41

Board may waive requirements

Amended byS 341/2020 wef 30/04/2020

The Board or an authorised officer may, in any particular case, waive any requirement specified in —

(a)

these Regulations; or

(b)

any material (as defined in section 72A(1) of the Act) applied, adopted or incorporated by reference in these Regulations,to the extent that the Board or the authorised officer (as the case may be) thinks fit in all the circumstances of the case.

Regulation 41A

Person responsible for security of water service installation having certain storage tank

Amended byS 341/2020 wef 30/04/2020

For the purpose of section 45A of the Act, the person responsible for the security of a water service installation having a storage tank from which piped water suitable for drinking (excluding NEWater) is drawn, is —

(a)

in relation to every water service installation used for the supply of water by the Board — a consumer responsible for the maintenance of any part of a water service installation mentioned in regulation 13(2)(b); and

(b)

in relation to every water service installation used for the supply of water by an approved person — the approved person.

Regulation 42

Manner of disconnection

Where the Board is entitled under these Regulations to disconnect any supply of water provided by it, the Board may do so by —

(a)

removing the meter;

(b)

disconnecting the connecting pipe; or

(c)

immobilising the controlling stop-valve at the meter or sub-meter position with a locking device or other suitable means whether or not such stop-valve is the property of the Board.

Regulation 43

Board not liable for loss or damage

Subregulation 1

Where the Board issues any notice or direction under these Regulations, the Board shall not be liable for any loss, damage or contamination of water suffered by any person —

(a)

in complying with the requirements of such notice or direction;

(b)

arising out of or in consequence of the person having complied with the requirements of such notice or direction; or

(c)

notwithstanding compliance by that person with the requirements of such notice or direction.

Subregulation 2

Where the Board, whether by itself or through any person —

(a)

executes any work under these Regulations; or

(b)

disconnects any water supply or refuses to supply any water to any person under these Regulations,the Board shall not be liable for any loss, damage or contamination of water suffered by any person arising out of or in consequence of the execution of works, disconnection of supply or refusal to supply.

Regulation 44

Fire services

Amended byS 97/2005 wef 01/03/2005

Subregulation 1

The Board may grant any consumer permission to construct a fire service in any premises where such a service is necessary or expedient to enable water to be drawn from the supply by the Board for the purpose of abating fire in such premises.

Subregulation 2

Such fire service shall include the provision of adequate storage tanks, together with the necessary ancillary equipment, pipes and fittings to meet the flow and other requirements as specified by the relevant authorities.

Subregulation 3

[Deleted by S 97/2005 wef 01/03/2005]

Subregulation 4

Amended byS 97/2005 wef 01/03/2005

The cost of the fire service including all connections to the water main of the Board shall be borne by the consumer.

Subregulation 5

These Regulations shall, with the necessary modifications, also apply to fire services.

Subregulation 6

The Board shall not be responsible for damage or loss caused by disconnection, diminution or failure of the supply due to water restriction or to any other cause.

Regulation 45

Inspection

Amended byS 153/2019 wef 25/03/2019

Any officer of the Board may, in compliance with the provisions of the Act, inspect any water service installation or apparatus belonging to a consumer or used by an approved person for the supply of piped water suitable for drinking.

Regulation 45A

Late payment of specified charges

Amended byS 655/2025 wef 01/10/2025

Subregulation 1

A reminder fee specified in the Third Schedule is payable to the Board or the agent of the Board on every reminder issued by the Board or the agent of the Board to a person who has failed to make payment in accordance with a bill sent to the person relating to any specified charge.

Subregulation 2

Where —

(a)

a reminder mentioned in paragraph (1) has been issued by the Board or the agent of the Board to a person to make payment in accordance with a bill sent to the person relating to any specified charge; and

(b)

any amount stated in that bill for any specified charge remains unpaid by the person upon the issue of the next bill to the person,then a late payment charge of 1% of the amount remaining unpaid is payable by the person.

Subregulation 3

Amended byS 655/2025 wef 01/10/2025

In this regulation, “specified charge” means any of the following:

(a)

the price mentioned in regulation 3(1) of the Public Utilities (Tariffs for Water) Regulations (Rg 7) for water (including any amount mentioned in regulation 3(2) of those Regulations equivalent to the goods and services tax chargeable on the supply of the water and payable as part of the price) payable by the person to the Board;

(b)

any waterborne tax under section 20 of the Act payable by the person to the Board;

(c)

any water conservation tax under section 20A of the Act payable by the person to the Board;

(d)

where the Board has discontinued the supply of water to any premises under section 23(1) of the Act, the fee mentioned in regulation 36(15) for resuming the supply of water to those premises;

(e)

any late payment charge imposed under paragraph (2) on the person.

Regulation 46

Service of notices

Unless otherwise provided in these Regulations, any notice or direction required to be served by the Board under these Regulations shall be signed by an authorised officer and the notice or direction shall be deemed to be correctly served if sent by post to the person or left at his last known address.

Regulation 47

Penalty

Any person guilty of an offence under any provision of these Regulations for which no penalty is expressly provided shall be liable on conviction to a fine not exceeding $10,000 or to imprisonment for a term not exceeding 12 months or to both and, in the case of a continuing offence, to a further fine not exceeding $250 for every day or part thereof during which the offence continues after conviction.

Regulation 3A

Application of this Part

Amended byS 153/2019 wef 25/03/2019

This Part applies in relation to every water fitting, apparatus, pump, water service installation, hot water apparatus, water heater or any other thing mentioned in this Part, used for the supply of water by the Board.

Regulation 4

Requirements for installation, etc., of water fittings, etc.

Amended byS 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

Subregulation 1

Amended byS 341/2020 wef 30/04/2020

No person shall install, alter, repair or use, or cause or permit to be or to remain installed, altered, repaired or used, any water fitting, apparatus or pump in such a manner that —

(a)

affects or is likely to affect the quality, pressure or efficient supply of water by the Board (including in any water main or other pipe of the Board);

(b)

causes or permits, or is likely to cause or permit, waste, undue consumption, misuse, erroneous measurement or contamination of water supplied by the Board or reverberation in pipes; or

(c)

contravenes any applicable requirement specified in the First Schedule or the PUB S&R Standard.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

No person shall install, or cause or permit to be or to remain installed, any water fitting, apparatus or pump which —

(a)

is damaged, worn or faulty;

(b)

for any reason —

(i)

affects or is likely to affect the quality, pressure or efficient supply of water by the Board (including in any water main or other pipe of the Board); or

(ii)

causes or permits, or is likely to cause or permit, waste, undue consumption, misuse, erroneous measurement or contamination of water supplied by the Board or reverberation in pipes; or

(c)

contravenes any applicable requirement specified in regulation 5 or the First Schedule.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

No person shall install, alter, repair or use, or cause or permit to be or to remain installed, altered, repaired or used, any water service installation or part thereof intended to receive or convey only piped water suitable for drinking supplied by the Board in such a manner that it receives or conveys any water other than piped water suitable for drinking supplied by the Board.

Subregulation 4

Any person who contravenes paragraph (1), (2) or (3) shall be guilty of an offence.

Regulation 5

Requirements for water fittings

Amended byS 153/2019 wef 25/03/2019S 341/2020 wef 30/04/2020S 133/2017 wef 01/04/2017S 133/2017 wef 01/04/2017S 341/2020 wef 30/04/2020

Subregulation 1

Amended byS 153/2019 wef 25/03/2019

Every water fitting shall be —

(a)

of an appropriate quality and standard;

(b)

suitable for the circumstances in which it is used;

(c)

if used for the conveyance of piped water suitable for drinking supplied by the Board, fit for such conveyance;

(d)

except in the case of exposed terminal fittings such as taps, resistant to dezincification if such fitting is made of brass; and

(e)

capable of withstanding a hydrostatic field test pressure of not less than 12 bars or an internal water pressure of not less than 1½ times the maximum pressure to which the fitting is designed to be subjected in operation, whichever is the greater.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

For the purposes of paragraph (1)(a), a water fitting is of an appropriate quality and standard only if it conforms to every requirement applicable to it specified in the PUB S&R Standard.

Subregulation 3

Amended byS 133/2017 wef 01/04/2017S 133/2017 wef 01/04/2017S 341/2020 wef 30/04/2020

For the purposes of paragraph (2), a water fitting shall be treated as conforming to the applicable requirements mentioned in that paragraph if the water fitting is certified or tested as conforming to those applicable requirements by —

(a)

an accredited laboratory; or

(b)

such other testing laboratory as the Board may allow.

Subregulation 4

[Deleted by S 341/2020 wef 30/04/2020]

Regulation 6

Accessibility to water fittings

Subregulation 1

No person shall install, or cause or permit to be or to remain installed, any water fitting which has to be operated inside or outside a building in such a position as to prevent reasonable access to the water fitting for purposes of examination, repair and replacement, unless such access is not reasonably practicable.

Subregulation 2

Nothing in paragraph (1) shall prohibit —

(a)

the enclosing of any pipe or fitting in a chase or duct, or in plastering, if the pipe or fitting is reasonably accessible for the purposes referred to in paragraph (1); or

(b)

the installation of any pipe in a pipe sleeve or duct located under or within a solid floor if the pipe can be readily removed from such sleeve or duct and replaced.

Subregulation 3

Any person who contravenes paragraph (1) shall be guilty of an offence.

Regulation 7

Requirements for installation of hot water apparatus

Subregulation 1

No person shall install, or cause or permit to be or to remain installed, any hot water apparatus unless the hot water apparatus is fitted with an adequate device or constructed —

(a)

so as to prevent any backflow of water to the hot water apparatus or any pipe conveying water supplied by the Board; and

(b)

so as not to cause wastage or contamination of water or to have any adverse effect on the water.

Subregulation 2

Where a water heater is installed on any premises, no person shall connect, or cause or permit to be or to remain connected, any mixing valve, pipe or other water fitting in which hot water and cold water are mixed, so as to mix —

(a)

water supplied from the water heater connected directly to a service pipe, with cold water not supplied directly from a service pipe; or

(b)

water supplied from the water heater not connected directly to a service pipe, with cold water supplied from a service pipe.

Subregulation 3

Any person who contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 8

Supply of water fittings

Amended byS 341/2020 wef 30/04/2020S 703/2008 wef 01/07/2009S 192/2019 wef 01/04/2019S 341/2020 wef 30/04/2020

Subregulation 1

Amended byS 341/2020 wef 30/04/2020S 703/2008 wef 01/07/2009S 192/2019 wef 01/04/2019S 341/2020 wef 30/04/2020

No person shall —

(a)

supply; or

(b)

offer, display or advertise for supply,any water fitting for use in Singapore unless —

(i)

the water fitting complies with —

(A)

regulation 5; and (B)paragraphs 1, 2, 5, 7, 8, 9, 10, 11(1)(a) and (4), 13(1) and (3), 14, 15, 18(1), (2) and (3) and 19 of the First Schedule; and

(C)

[Deleted by S 341/2020 wef 30/04/2020](ii)any standard referred to in regulation 5(2) applicable to that water fitting is appropriately indicated on the water fitting or on the packaging for that water fitting.

Subregulation 2

Any person who contravenes paragraph (1) shall, if the Board so requires, recall all water fittings supplied by him in contravention of that paragraph at his own cost and expense.

Subregulation 3

Any person who contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 9

Board may require testing of water fittings

Amended byS 112/2019 wef 01/03/2019S 153/2019 wef 25/03/2019S 112/2019 wef 01/03/2019S 153/2019 wef 25/03/2019S 153/2019 wef 25/03/2019

Subregulation 1

Amended byS 112/2019 wef 01/03/2019S 153/2019 wef 25/03/2019

The Board may, by notice in writing, require any person who —

(a)

installs or offers or advertises to install; or

(b)

supplies or offers, displays or advertises for supply,any water fitting for use in any water service installation to have a sample of the water fitting tested or examined by an accredited laboratory or such other testing laboratory as the Board may allow, within the time specified in the notice.

Subregulation 2

Amended byS 112/2019 wef 01/03/2019

Any costs and expenses incurred for the testing or examination of a water fitting (including fees payable to the accredited laboratory or testing laboratory) shall be borne by the person referred to in paragraph (1).

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

A person who receives a notice referred to in paragraph (1) shall not —

(a)

install or offer or advertise to install; or

(b)

supply or offer, display or advertise for supply,any water fitting referred to in such notice unless and until the Board informs the person that the Board is satisfied that the water fitting is fit for use in a water service installation.

Subregulation 4

Amended byS 153/2019 wef 25/03/2019

Where the Board informs the person who receives a notice mentioned in paragraph (1) that the Board is not satisfied that the water fitting is fit for use in a water service installation, the person shall immediately stop installing, supplying, or offering, displaying or advertising to install or for supply, such water fitting in Singapore and shall, if the Board so requires, recall all such water fittings already installed or supplied at his own cost and expense.

Subregulation 5

Any person who —

(a)

fails to comply with a notice served on him under paragraph (1); or

(b)

contravenes paragraph (3) or (4),shall be guilty of an offence.

Regulation 10

Disconnection of disused water fittings

Amended byS 164/2018 wef 01/04/2018

Subregulation 1

Amended byS 164/2018 wef 01/04/2018

If a water fitting is disconnected and is not, within 28 days of such disconnection, reconnected or replaced, the consumer shall engage a licensed plumber to disconnect so much of any pipe which conveyed water supplied by the Board to that fitting and is not required to convey the water to any other fitting.

Subregulation 2

Any consumer who fails to comply with paragraph (1) —

(a)

shall be guilty of an offence; and

(b)

may have his water supply disconnected by the Board.

Regulation 11

Continuous water supply

Subregulation 1

The Board may, as it thinks fit, require an owner, a developer or a consumer to ensure that a water service installation on any premises (including a multi-storey building and a building on high elevation) is provided with adequate water storage and such ancillary equipment as may be necessary for the purpose of maintaining a continuous and steady supply of water within the premises.

Subregulation 2

Any owner, developer or consumer who fails to comply with the requirement of the Board under paragraph (1) shall be guilty of an offence.

Subregulation 3

Without prejudice to paragraph (1), a consumer who wishes to have a continuous water supply shall ensure that his water service installation is provided with adequate water storage and such ancillary equipment as may be necessary to maintain a continuous and steady supply of water within the premises.

Regulation 12

Interference with water supply

Subregulation 1

Where a water service installation connects a master meter to one or more sub-meters and is being used to convey water supplied by the Board to any premises through such sub-meter, any person who cuts off, disconnects, restricts, reduces or adversely affects the pressure or quality of the water supply to those premises by interfering with such water service installation shall be guilty of an offence unless he proves to the satisfaction of the Board that the interference was for the purpose of maintaining that water service installation under regulation 13 or 14.

Subregulation 2

Where any person has contravened paragraph (1), the Board may carry out such work on the water service installation as may be necessary to restore or normalise the supply of water to those premises and recover its costs and expenses reasonably incurred in carrying out such works from that person.

Subregulation 3

Any person who tampers with a water main, or any connecting pipe, water fitting or apparatus owned or maintained by the Board, shall be guilty of an offence.

Subregulation 4

Any person who, without the consent of the Board, attaches any pipe or apparatus to a water main, or any connecting pipe, water fitting or apparatus owned or maintained by the Board, shall be guilty of an offence unless he proves that he did not know or had no reason to suspect that the pipe or apparatus had been so attached.

Regulation 13

Maintenance of water service installation

Amended byS 341/2020 wef 30/04/2020

Subregulation 1

All connecting pipes shall be maintained by the Board.

Subregulation 2

A water service installation shall be maintained —

(a)

for so long as such water service installation is connected to receive water supplied by the Board; and

(b)

by the following persons:

(i)

in respect of the water service installation between the master meter and the sub-meter, by the consumer who is liable to pay for the consumption registered by the master meter;

(ii)

in respect of the water service installation after the sub-meter, by the consumer who is liable to pay for the consumption registered by the sub-meter; and

(iii)

in respect of the water service installation after the meter (not being a master meter or a sub-meter), by the consumer who is liable to pay for the consumption registered by the meter.

Subregulation 3

Amended byS 341/2020 wef 30/04/2020

Any person who is required under paragraph (2)(b) to maintain any part of a water service installation shall —

(a)

maintain and ensure the security of that part of the water service installation in accordance with these Regulations and any applicable requirement specified in the PUB S&R Standard; and

(b)

notify the Board immediately of any contamination of water in that part of the water service installation which comes to his knowledge.

Subregulation 4

Any person who fails to comply with paragraph (3) shall be guilty of an offence.

Regulation 14

Maintenance of storage tank

Amended byS 153/2019 wef 25/03/2019S 164/2018 wef 01/04/2018S 747/2021 wef 01/11/2021S 341/2020 wef 30/04/2020S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020

Subregulation 1

Amended byS 153/2019 wef 25/03/2019S 164/2018 wef 01/04/2018S 747/2021 wef 01/11/2021

Subject to paragraph (4), any consumer responsible for the maintenance of any part of a water service installation having a storage tank shall engage, at least once every 12 months (or such longer period as the Board may allow in any particular case), a licensed plumber to inspect, and where necessary to clean and disinfect, the storage tank and certify that —

(a)

the storage tank is fit and safe for the storage of piped water suitable for drinking (excluding NEWater);

(b)

the water contained in the storage tank is free from contamination or pollution and that there is no likelihood of such contamination or pollution;

(c)

water samples taken from the storage tank pass the appropriate chemical and bacteriological examinations;

(d)

the storage tank is properly maintained; and

(e)

there is no leakage and no likelihood of leakage in the water service installation, including the storage tank.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

Any consumer who contravenes paragraph (1) shall be guilty of an offence.

Subregulation 3

[Deleted by S 341/2020 wef 30/04/2020]

Subregulation 4

Amended byS 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020

Paragraph (1) shall not apply to a consumer responsible for the maintenance of any water service installation having any storage tank in residential premises which do not take their water supply through a master meter.

Regulation 15

Board may require consumer to clean and repair water service installation

Subregulation 1

Where, in the opinion of the Board, the water service installation of a consumer or any part thereof —

(a)

has not been properly maintained;

(b)

is causing or likely to cause wastage, pollution or contamination of the water supplied by the Board;

(c)

is having or likely to have an adverse effect on the pressure or efficiency of the supply of water; or

(d)

is leaking or likely to result in leakage of any part of the water service installation,the Board may, by notice in writing, require the consumer to clean, repair, replace or otherwise deal with that water service installation within such period as may be specified in the notice.

Subregulation 2

All costs and expenses incurred by the consumer in complying with such notice shall be borne by the consumer.

Subregulation 3

Where a consumer fails to comply with a notice served on him under paragraph (1) —

(a)

the consumer shall be guilty of an offence; and

(b)

the Board may, at the expiration of the period specified in the notice —

(i)

discontinue the supply of water to the consumer by severing or disconnecting the service pipe or by any other means specified in regulation 42; or

(ii)

engage a competent person to execute the works specified in the notice and recover from the consumer the costs and expenses reasonably incurred by the Board in so doing.

Subregulation 4

Any person who prevents or obstructs the discontinuance of the supply of water or execution of work referred to in paragraph (3)(b) shall be guilty of an offence.

Regulation 16

Application of this Division

Amended byS 153/2019 wef 25/03/2019

This Division applies, for the purposes of section 42(1) of the Act, to every approved person in relation to every water fitting, apparatus, pump, water service installation, hot water apparatus, water heater or any other thing mentioned in this Division used by the approved person to supply piped water suitable for drinking.

Regulation 17

Requirements for installation, etc., of water fittings, etc.

Amended byS 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

Subregulation 1

Amended byS 341/2020 wef 30/04/2020

An approved person must not —

(a)

install, alter, repair or use; or

(b)

cause or permit to be or to remain installed, altered, repaired or used, any water fitting, apparatus or pump in such a manner that —

(c)

affects or is likely to affect the quality of the piped water suitable for drinking supplied by the approved person (including in any water main or other pipe of the approved person);

(d)

causes or permits, or is likely to cause or permit, contamination of the piped water suitable for drinking supplied by the approved person; or

(e)

does not conform to any applicable requirement specified in the First Schedule or the PUB S&R Standard.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

An approved person must not install, or cause or permit to be or to remain installed, any water fitting, apparatus or pump which —

(a)

is damaged, worn or faulty;

(b)

for any reason —

(i)

affects or is likely to affect the quality of the piped water suitable for drinking supplied by the approved person (including in any water main or other pipe of the approved person); or

(ii)

causes or permits, or is likely to cause or permit, contamination of the piped water suitable for drinking supplied by the approved person; or

(c)

does not conform to any applicable requirement specified in regulation 18 or the First Schedule.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

Where a water service installation, or any part of the water service installation, is intended only to receive or convey the approved person’s supply of piped water suitable for drinking, the approved person must not —

(a)

install, alter, repair or use; or (b)cause or permit to be or to remain installed, altered, repaired or used, the water service installation or any part of the water service installation, in such a manner that it receives or conveys any other water.

Regulation 18

Requirements for water fittings

Amended byS 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020

Subregulation 1

An approved person must ensure that every water fitting is —

(a)

of an appropriate quality and standard;

(b)

suitable for the circumstances in which it is used;

(c)

fit for the conveyance of piped water suitable for drinking;

(d)

except in the case of exposed terminal fittings such as taps, resistant to dezincification if such fitting is made of brass; and

(e)

capable of withstanding a hydrostatic field test pressure of not less than 12 bars or an internal water pressure of not less than 1½ times the maximum pressure to which the fitting is designed to be subjected in operation, whichever is the greater.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

For the purposes of paragraph (1)(a), a water fitting is of an appropriate quality and standard only if it conforms to every requirement applicable to it specified in the PUB S&R Standard.

Subregulation 3

Amended byS 341/2020 wef 30/04/2020

For the purposes of paragraph (2), a water fitting is to be treated as conforming to the applicable requirements mentioned in that paragraph if the water fitting is certified or tested as conforming to those applicable requirements by —

(a)

an accredited laboratory; or

(b)

such other testing laboratory as the Board may allow.

Subregulation 4

[Deleted by S 341/2020 wef 30/04/2020]

Regulation 19

Accessibility to water fittings

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

An approved person must not install, or cause or permit to be or to remain installed, a water fitting in such a position as will prevent reasonable access to the water fitting for purposes of examination, repair and replacement.

Subregulation 2

Paragraph (1) does not apply if it is not reasonably practicable to provide the reasonable access.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

Nothing in paragraph (1) prohibits —

(a)

the enclosing of any pipe or fitting in a chase or duct, or in plastering, if the pipe or fitting is reasonably accessible for the purposes mentioned in paragraph (1); or

(b)

the installation of any pipe in a pipe sleeve or duct located under or within a solid floor if the pipe can be readily removed from such sleeve or duct and replaced.

Regulation 20

Requirements for installation of hot water apparatus

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

An approved person must not install, or cause or permit to be or to remain installed, any hot water apparatus unless the hot water apparatus is fitted with an adequate device or constructed —

(a)

so as to prevent any backflow of piped water suitable for drinking to —

(i)

the hot water apparatus; or

(ii)

any pipe conveying piped water suitable for drinking supplied by the approved person; and

(b)

so as not to cause any contamination, or any other adverse effect on the quality, of any piped water suitable for drinking supplied by the approved person.

Subregulation 2

Amended byS 153/2019 wef 25/03/2019

Where an approved person installs any water heater on the approved person’s premises to heat the approved person’s supply of piped water suitable for drinking, the approved person must not connect, or cause or permit to be or to remain connected, any mixing valve, pipe or other water fitting in which hot water and cold water are mixed, so as to mix —

(a)

water supplied from the water heater connected directly to a service pipe, with cold water not supplied directly from a service pipe; or

(b)

water supplied from the water heater not connected directly to a service pipe, with cold water supplied from a service pipe.

Regulation 21

Board may require testing of water fitting

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

The Board may, by notice in writing, require an approved person to have a sample of any water fitting for use in any water service installation tested or examined by an accredited laboratory or such other testing laboratory as the Board may allow, within the time specified in the notice.

Subregulation 2

Any costs and expenses incurred for the testing or examination of a water fitting (including fees payable to the accredited laboratory or testing laboratory) must be borne by the approved person.

Subregulation 3

An approved person who receives a notice mentioned in paragraph (1) must not install any water fitting mentioned in the notice unless and until the Board informs the approved person that the Board is satisfied that the water fitting is fit for use in a water service installation.

Subregulation 4

Amended byS 153/2019 wef 25/03/2019

Where the Board informs the approved person who receives the notice mentioned in paragraph (1) that the Board is not satisfied that the water fitting is fit for use in a water service installation, the approved person —

(a)

must immediately stop installing such water fitting in Singapore; and (b)must, if the Board so requires, remove all such water fittings already installed at the approved person’s own cost and expense.

Regulation 22

Requirements in relation to disconnected water fitting

Amended byS 153/2019 wef 25/03/2019

If a water fitting is disconnected and is not, within 28 days after such disconnection, reconnected or replaced, the approved person must engage a licensed plumber to disconnect a pipe or any part of a pipe that —

(a)

conveyed piped water suitable for drinking supplied by the approved person to that disconnected water fitting; and

(b)

is not required to convey such piped water suitable for drinking to any other fitting.

Regulation 23

Maintenance of connecting pipes and water service installation

Amended byS 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

Subregulation 1

An approved person must maintain all connecting pipes used by the approved person to supply piped water suitable for drinking.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

An approved person must —

(a)

maintain, and ensure the security of, every water service installation in accordance with these Regulations and any applicable requirement specified in the PUB S&R Standard; and

(b)

notify the Board immediately of any contamination of water in the water service installation which comes to the approved person’s knowledge.

Regulation 24

Maintenance of storage tank

Amended byS 747/2021 wef 01/11/2021S 341/2020 wef 30/04/2020

Subregulation 1

This regulation applies to an approved person who uses a water service installation with a storage tank to supply piped water suitable for drinking.

Subregulation 2

Amended byS 747/2021 wef 01/11/2021

An approved person must engage, at least once every 12 months (or such longer period as the Board may allow in any particular case), a licensed plumber to do all of the following: (a)inspect the storage tank; (b)where necessary, clean and disinfect the storage tank; (c)certify that —

(i)

the storage tank is fit and safe for the storage of piped water suitable for drinking;

(ii)

the water contained in the storage tank is free from contamination or pollution, and there is no likelihood of such contamination or pollution;

(iii)

water samples taken from the storage tank pass the appropriate chemical and bacteriological examinations; and

(iv)

the storage tank is properly maintained.

Subregulation 3

Amended byS 341/2020 wef 30/04/2020

[Deleted by S 341/2020 wef 30/04/2020]

Regulation 25

Application of this Division

Amended byS 153/2019 wef 25/03/2019

This Division applies to any person (other than an approved person) in relation to any water fitting, apparatus, pump, water service installation, hot water apparatus, water heater or any other thing mentioned in this Division used by the approved person for the supply of piped water suitable for drinking.

Regulation 26

Installation of water fitting, etc.

Amended byS 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

Subregulation 1

Amended byS 341/2020 wef 30/04/2020

A person must not install, alter, repair or use any water fitting, apparatus or pump in such a manner that —

(a)

affects or is likely to affect the quality of any piped water suitable for drinking supplied by an approved person (including in any water main or other pipe of the approved person);

(b)

causes or permits, or is likely to cause or permit, contamination of any piped water suitable for drinking supplied by an approved person; or

(c)

the water fitting, apparatus or pump, when used by the approved person to supply piped water suitable for drinking, does not conform to any applicable requirement specified in the First Schedule or the PUB S&R Standard.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

A person must not install any water fitting, apparatus or pump which —

(a)

is damaged, worn or faulty;

(b)

for any reason —

(i)

affects or is likely to affect the quality of any piped water suitable for drinking supplied by an approved person (including in any water main or other pipe of the approved person); or

(ii)

causes or permits, or is likely to cause or permit, contamination of any piped water suitable for drinking supplied by an approved person; or

(c)

does not conform to any applicable requirement specified in regulation 18 or the First Schedule.

Subregulation 3

Where a water service installation or any part of a water service installation is intended only to receive or convey an approved person’s supply of piped water suitable for drinking, a person must not install, alter, repair or use the water service installation or any part of the water service installation, in such a manner that it receives or conveys any other water.

Subregulation 4

Amended byS 153/2019 wef 25/03/2019

Any person who contravenes paragraph (1), (2) or (3) shall be guilty of an offence.

Regulation 27

Accessibility to water fitting

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

A person must not install a water fitting in such a position as will prevent reasonable access to the water fitting for purposes of examination, repair and replacement.

Subregulation 2

Paragraph (1) does not apply if it is not reasonably practicable to provide the reasonable access.

Subregulation 3

Nothing in paragraph (1) prohibits —

(a)

the enclosing of any pipe or fitting in a chase or duct, or in plastering, if the pipe or fitting is reasonably accessible for the purposes mentioned in paragraph (1); or

(b)

the installation of any pipe in a pipe sleeve or duct located under or within a solid floor if the pipe can be readily removed from such sleeve or duct and replaced.

Subregulation 4

Amended byS 153/2019 wef 25/03/2019

Any person who contravenes paragraph (1) shall be guilty of an offence.

Regulation 28

Installation of hot water apparatus, etc.

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

A person must not install any hot water apparatus unless the hot water apparatus is fitted with an adequate device or constructed —

(a)

so as to prevent any backflow of piped water suitable for drinking to —

(i)

the hot water apparatus; or (ii)any pipe conveying piped water suitable for drinking supplied by the approved person; and

(b)

so as not to cause any contamination, or any other adverse effect on the quality, of any piped water suitable for drinking supplied by the approved person.

Subregulation 2

Where a person installs any water heater on the approved person’s premises to heat the approved person’s supply of piped water suitable for drinking, the person must not connect any mixing valve, pipe or other water fitting in which hot water and cold water are mixed, so as to mix —

(a)

water supplied from the water heater connected directly to a service pipe, with cold water not supplied directly from a service pipe; or

(b)

water supplied from the water heater not connected directly to a service pipe, with cold water supplied from a service pipe.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

Any person who contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 29

Supply of water fittings to approved persons

Amended byS 341/2020 wef 30/04/2020S 192/2019 wef 01/04/2019S 341/2020 wef 30/04/2020S 153/2019 wef 25/03/2019

Subregulation 1

Amended byS 341/2020 wef 30/04/2020S 192/2019 wef 01/04/2019S 341/2020 wef 30/04/2020

A person must not —

(a)

supply; or

(b)

offer, display or advertise for supply,any water fitting for use in Singapore unless —

(c)

the water fitting complies with —

(i)

regulation 18; and (ii)paragraphs 1, 2, 5, 7, 8, 9, 10, 11(1)(a) and (4), 13(1) and (3), 14, 15, 18(1), (2) and (3) and 19 of the First Schedule; and

(iii)

[Deleted by S 341/2020 wef 30/04/2020](d)any standard referred to in regulation 18(2) applicable to that water fitting is appropriately indicated on the water fitting or on the packaging for that water fitting.

Subregulation 2

Any person who contravenes paragraph (1) must, if the Board so requires, recall all water fittings supplied by the person in contravention of that paragraph at the person’s own cost and expense.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

Any person who contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 30

Board may require testing of water fitting

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

The Board may, by notice in writing, require any person who —

(a)

installs or offers or advertises to install; or

(b)

supplies or offers, displays or advertises for supply,any water fitting for use in any water service installation to have a sample of the water fitting tested or examined by an accredited laboratory or such other testing laboratory as the Board may allow, within the time specified in the notice.

Subregulation 2

Any costs and expenses incurred for the testing or examination of a water fitting (including fees payable to the accredited laboratory or testing laboratory) must be borne by the person mentioned in paragraph (1).

Subregulation 3

A person who receives a notice mentioned in paragraph (1) must not —

(a)

install or offer or advertise to install; or

(b)

supply or offer, display or advertise for supply,any water fitting mentioned in the notice unless and until the Board informs the person that the Board is satisfied that the water fitting is fit for use in a water service installation.

Subregulation 4

Where the Board informs the person who receives a notice mentioned in paragraph (1) that the Board is not satisfied that the water fitting is fit for use in a water service installation, the person —

(a)

must immediately stop installing, supplying, or offering, displaying or advertising to install or for supply, such water fitting in Singapore; and (b)must, if the Board so requires, recall all such water fittings already installed or supplied at the person’s own cost and expense.

Subregulation 5

Amended byS 153/2019 wef 25/03/2019

Any person who —

(a)

fails to comply with a notice served on the person under paragraph (1); or

(b)

contravenes paragraph (3) or (4),shall be guilty of an offence.

Regulation 31

Prohibition against tampering, etc.

Amended byS 153/2019 wef 25/03/2019

Subregulation 1

A person must not tamper or otherwise interfere with any water service installation used by an approved person for the supply of piped water suitable for drinking, in a manner that causes, or is likely to cause, any contamination or other adverse effect on the quality of such water.

Subregulation 2

Any person who contravenes paragraph (1) shall be guilty of an offence.

Subregulation 3

Amended byS 153/2019 wef 25/03/2019

It is a defence to any prosecution for an offence under paragraph (2) if the accused proves, on a balance of probabilities, that the accused interfered with the water service installation solely for the purpose of maintaining the water service installation on behalf of the approved person.

Regulation 34

Application of this Part

Amended byS 153/2019 wef 25/03/2019

This Part applies in relation to water supplied by the Board.

Regulation 34A

Connection of premises to water main

Amended byS 920/2021 wef 01/01/2022

The Board may, on receiving payment of the relevant fee specified in the Third Schedule, connect any premises to any water main belonging to or under the management or control of the Board for the purpose of supplying water to those premises.

Regulation 35

Supplies through meter

No supply of water shall, except with the consent of the Board, be given otherwise than through a meter.

Regulation 36

Responsibility for meters, etc.

Amended byS 341/2020 wef 30/04/2020S 920/2021 wef 01/01/2022

Subregulation 1

Amended byS 341/2020 wef 30/04/2020

Every meter in relation to water supplied by the Board is to be fixed and maintained by the Board.

Subregulation 2

The Board may determine the number of meters and sub-meters and the sizes thereof which shall be installed in any premises, and where the premises comprises 2 or more separate units, the Board may require the owner or occupier of each unit to construct or alter the plumbing in such a manner as to enable the Board to install a separate meter in each unit.

Subregulation 3

The Board may, in its discretion, change a meter at any time.

Subregulation 4

No person shall —

(a)

construct, or permit or suffer to be constructed, any building over any meter;

(b)

place, stack or store, or permit or suffer to be placed, stacked or stored, any material upon or over any meter; or

(c)

do or permit or suffer to be done any act, matter or thing whereby inspection of any meter shall be interfered with, prevented, obstructed or in any way rendered difficult.

Subregulation 5

Any person who contravenes paragraph (4) shall be guilty of an offence.

Subregulation 6

The consumer shall pay to the Board the value of any loss or damage if a meter installed within his premises is —

(a)

wrongfully opened up;

(b)

damaged or broken in whole or in part;

(c)

interfered with in such a way as to falsify its registration or impair its efficiency; or

(d)

removed.

Subregulation 7

The consumer shall immediately notify the Board if the meter is stolen or damaged.

Subregulation 8

If the consumer disputes the accuracy of the meter which measures his water supply, the meter shall, on a written request by the consumer to the Board, be removed and tested.

Subregulation 9

The consumer or any person appointed by him may be present when the meter is tested.

Subregulation 10

The results of the test shall be binding on the Board and the consumer.

Subregulation 11

[Deleted by S 97/2005 wef 01/03/2005]

Subregulation 12

[Deleted by S 97/2005 wef 01/03/2005]

Subregulation 13

A meter shall be considered to be correct when its inaccuracy does not exceed 3%.

Subregulation 14

Where a meter is found to register inaccurately, the Board shall charge the consumer on the basis of the average consumption registered by the meter during the 3 months preceding the month when the meter was found to be inaccurate or on such other basis as the Board or the agent of the Board may determine to be representative of the usual consumption of the consumer.

Subregulation 15

Amended byS 920/2021 wef 01/01/2022

Where the Board has discontinued the supply of water to any premises under the Act, the Board may (after receiving payment of the relevant fee specified in the Third Schedule) resume the supply of water to those premises under section 37(2) of the Act.

Subregulation 16

On receiving at least 4 days written notice from a consumer that he desires to have his supply terminated or his liability transferred, the water service installation shall be disconnected and the meter removed.

Subregulation 17

The consumer shall pay all rates and charges incurred until the expiration of the 4 days notice to the Board of his wish to have his supply terminated or his liability transferred.

Regulation 37

Metered water consumption

Subregulation 1

Where premises are supplied with metered water which is paid for by an owner or landlord, whether or not the payment is recoverable by him, in whole or in part, from the occupier, then for so long as he remains the owner or landlord thereof the following conditions shall apply:

(a)

the owner or landlord shall be deemed to be the consumer until such time as he has made arrangements satisfactory to the Board for any occupier to become the consumer in his place; and

(b)

notwithstanding any notice which he may have given either to the Board or to any such occupier, the owner or landlord shall still be liable for payment of any money due in respect of such consumption.

Subregulation 2

Where the Board supplies water through a master meter and one or more sub-meters, notwithstanding any notice which the consumer who is liable to pay for his consumption registered by the master meter may have given to the Board, he shall be deemed to remain the consumer until he has made arrangements satisfactory to the Board for another person to become the consumer in his place.

Subregulation 3

Where the amount of water registered by the master meter is less than the amount registered by one or more sub-meters, the consumer liable to pay for the consumption registered by the master meter shall pay such amount as the Board or the agent of the Board may determine to be representative of the usual consumption of the consumer.

Regulation 38

Water meter reading

Amended byS 341/2020 wef 30/04/2020S 341/2020 wef 30/04/2020S 97/2005 wef 01/03/2005S 341/2020 wef 30/04/2020

Subregulation 1

Amended byS 341/2020 wef 30/04/2020

Meters shall be read at such times and in such manner as the Board may direct.

Subregulation 2

Amended byS 341/2020 wef 30/04/2020

The Board or the agent of the Board may make a fair and reasonable estimate of the bill that must be paid by the consumer for water consumed for the month if a meter reading cannot be obtained from any meter in the premises of the consumer because of —

(a)

any obstruction or hindrance to a meter reader’s access to the meter; or

(b)

any malfunction or failure of the meter.

Subregulation 3

[Deleted by S 97/2005 wef 01/03/2005]

Subregulation 4

Amended byS 97/2005 wef 01/03/2005S 341/2020 wef 30/04/2020

The Board or the agent of the Board shall make adjustments to any estimated bill as soon as practicable after a meter reading is obtained from the meter of the consumer.

Subregulation 5

[Deleted by S 655/2025 wef 01/10/2025]

Subregulation 6

[Deleted by S 904/2023 wef 01/01/2024]

Regulation 39

Hoses or sprinklers not to be used except in certain instances

Subregulation 1

Except with the written permission of the Board, which may be withdrawn in its discretion, no person shall —

(a)

use water supplied by the Board to water any garden, lawn or other land including commercial market gardens, commercial nurseries, sports grounds, golf courses, race courses, public and club tennis courts by means of a hose, or a fixed or movable sprinkler;

(b)

use water supplied by the Board to wash any vehicle by means of a hose, pipe or any other appliance attached to a water tap or a draw-off point; or

(c)

install draw-off points connected to any water service installation in any garden, lawn or any place where the use of water from the Board is not meant strictly for domestic or other approved purposes.

Subregulation 2

Nothing in this regulation shall be construed as preventing any person from using any water supplied by the Board for any of the purposes mentioned in paragraph (1)(a) or (b) if such person uses a bucket, can or other similar container or a hose fitted with a controlling device specified by the Board for this purpose.

Subregulation 3

Any person who uses or permits or suffers water supplied by the Board to be used contrary to this regulation shall be considered to be wasting water and shall be guilty of an offence and may be liable to have his supply of water disconnected by the Board.

Regulation 40

Conservation of water and installation of water saving devices

Subregulation 1

No person shall install, or cause or permit to be or to remain installed —

(a)

any water fitting in any premises which is not fitted with such water saving devices as may be stipulated by the authorised officer;

(b)

any water fitting or shower where the flow rate, water pressure or timing from that water fitting or shower exceeds the limits specified by the authorised officer;

(c)

any cooling tower in any premises (including residential, commercial and industrial premises and hotels) where the amount of water used for cooling purposes does not comply with the water usage standards and requirements specified by the Board;

(d)

any boiler used for industrial or commercial purposes which is not fitted with such water pre-treatment facilities as may be required by the Board;

(e)

any cooling system which is of once-through design;

(f)

any cooling system in which the cooling water is not recycled; or

(g)

any bath having a capacity, measured to the overflow level of the bath, exceeding 250 litres which does not incorporate recycling facilities or has a drain plug for direct discharge of water.

Subregulation 2

No person shall use water supplied by the Board to dilute industrial waste water so that it may be discharged into the public sewer.

Subregulation 3

The Board may give such directions on water conservation to any consumer as it thinks fit, and the consumer shall comply with such directions.

Subregulation 4

Any person who contravenes this regulation shall be guilty of an offence.

Regulation 40A

Interpretation of this Part

Amended byS 164/2018 wef 01/04/2018S 920/2021 wef 01/01/2022S 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017

In this Part —“accredited certification body” means a certification body accredited under the Certification Bodies (Water Efficiency Labelling) Scheme administered by the Enterprise Singapore Board (established by section 3 of the Enterprise Singapore Board Act 2018 (Act 10 of 2018));“affix”, in relation to a Water Efficiency Label, includes printing the Water Efficiency Label on the packaging of a registered water fitting;“high pressure washer” means a machine or tool that uses high pressure water spray to clean surfaces and objects;“hood dishwasher” means a manually loaded, programmable, hood-type pass-through dishwasher that typically has a detergent circulating zone and a freshwater rinsing process;“manufacturer” includes a person who assembles parts of a water device;“registered supplier” means an importer or a manufacturer who is registered as a registered supplier under regulation 40AE(3);[Deleted by S 904/2023 wef 01/01/2024]“supply”, in relation to any water device, means the supply of the water device in the course of any trade or business, and includes —

(a)

the supply of the water device by way of sale, lease, loan, consignment, hire or hire‑purchase;

(b)

the supply of the water device in connection with any agreement; (c)the offer to supply the water device; and

(d)

the display of the water device for supply;“test report”, in relation to any water device, means the report of the most recent test carried out for the water device in accordance with the prevailing test standard or method specified in Part 1 of the Second Schedule;“undercounter dishwasher” means a manually loaded, programmable, undercounter front-loading dishwasher that typically has a detergent circulating zone and a freshwater rinsing process;“water device” means any of the following:

(a)

a tap and mixer;

(b)

a flushing cistern;

(c)

a urinal flush valve;

(d)

a water-closet flush valve;

(e)

a waterless urinal;

(f)

a clothes washing machine intended for household use;

(g)

a washer extractor (other than for household use) that is —

(i)

designed to be loaded or unloaded through an opening in the front of the washer extractor; or

(ii)

designed to be loaded or unloaded through an opening in the top of the washer extractor;

(h)

a dishwasher intended for household use;

(i)

a dishwasher (other than for household use) that is of any of the following types:

(i)

a hood dishwasher;

(ii)

an undercounter dishwasher;

(j)

a high pressure washer other than for any of the following uses:

(i)

household use;

(ii)

steam cleaning or hot water pressure washing;

(iii)

washing equipment or vehicles;“Water Efficiency Label” means a water efficiency label that is in accordance with the requirements specified in Part 2 of the Second Schedule.

Definition

“accredited certification body” means a certification body accredited under the Certification Bodies (Water Efficiency Labelling) Scheme administered by the Enterprise Singapore Board (established by section 3 of the Enterprise Singapore Board Act 2018 (Act 10 of 2018));

Amended byS 164/2018 wef 01/04/2018

Definition

“affix”, in relation to a Water Efficiency Label, includes printing the Water Efficiency Label on the packaging of a registered water fitting;

Definition

“high pressure washer” means a machine or tool that uses high pressure water spray to clean surfaces and objects;

Amended byS 920/2021 wef 01/01/2022

Definition

“hood dishwasher” means a manually loaded, programmable, hood-type pass-through dishwasher that typically has a detergent circulating zone and a freshwater rinsing process;

Amended byS 920/2021 wef 01/01/2022

Definition

“manufacturer” includes a person who assembles parts of a water device;

Amended byS 904/2023 wef 01/01/2024

Definition

“registered supplier” means an importer or a manufacturer who is registered as a registered supplier under regulation 40AE(3);

Definition

“supply”, in relation to any water device, means the supply of the water device in the course of any trade or business, and includes —

(a)

the supply of the water device by way of sale, lease, loan, consignment, hire or hire‑purchase;

(b)

the supply of the water device in connection with any agreement; (c)the offer to supply the water device; and

(d)

the display of the water device for supply;

Amended byS 904/2023 wef 01/01/2024

Definition

“test report”, in relation to any water device, means the report of the most recent test carried out for the water device in accordance with the prevailing test standard or method specified in Part 1 of the Second Schedule;

Amended byS 904/2023 wef 01/01/2024

Definition

“undercounter dishwasher” means a manually loaded, programmable, undercounter front-loading dishwasher that typically has a detergent circulating zone and a freshwater rinsing process;

Amended byS 920/2021 wef 01/01/2022

Definition

“water device” means any of the following:

(a)

a tap and mixer;

(b)

a flushing cistern;

(c)

a urinal flush valve;

(d)

a water-closet flush valve;

(e)

a waterless urinal;

(f)

a clothes washing machine intended for household use;

(g)

a washer extractor (other than for household use) that is —

(i)

designed to be loaded or unloaded through an opening in the front of the washer extractor; or

(ii)

designed to be loaded or unloaded through an opening in the top of the washer extractor;

(h)

a dishwasher intended for household use;

(i)

a dishwasher (other than for household use) that is of any of the following types:

(i)

a hood dishwasher;

(ii)

an undercounter dishwasher;

(j)

a high pressure washer other than for any of the following uses:

(i)

household use;

(ii)

steam cleaning or hot water pressure washing;

(iii)

washing equipment or vehicles;

Amended byS 904/2023 wef 01/01/2024

Definition

“Water Efficiency Label” means a water efficiency label that is in accordance with the requirements specified in Part 2 of the Second Schedule.

Amended byS 133/2017 wef 01/04/2017

Regulation 40AA

Restrictions on supply of water devices

Amended byS 904/2023 wef 01/01/2024S 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Subregulation 1

Amended byS 904/2023 wef 01/01/2024

A person must not supply any water device unless the water device —

(a)

is registered under regulation 40AE(3); and

(b)

is affixed with a Water Efficiency Label in the manner specified in regulation 40AD(3).

Subregulation 1A

Amended byS 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024

Paragraph (1)(b) does not apply to a water device that is of a description or type mentioned in paragraph (g), (i) or (j) of the definition of “water device” in regulation 40A.

Subregulation 2

Amended byS 904/2023 wef 01/01/2024

A person must not supply any water device affixed with a Water Efficiency Label —

(a)

that is obscured or defaced; or

(b)

that the person has reason to believe to be altered, forged or falsified.

Subregulation 3

Amended byS 904/2023 wef 01/01/2024

Without affecting paragraph (1) or (2), an importer or a manufacturer of a water device must not supply the water device unless —

(a)

the importer or manufacturer is a registered supplier for the water device; and

(b)

the water device meets the water efficiency requirements specified in Part 3 of the Second Schedule for the water device.

Subregulation 4

Amended byS 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Any person that contravenes paragraph (1), (2) or (3) shall be guilty of an offence.

Regulation 40AB

Restrictions on advertisements for supply of water devices

Amended byS 904/2023 wef 01/01/2024S 192/2019 wef 01/04/2019S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 192/2019 wef 01/04/2019S 904/2023 wef 01/01/2024S 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Subregulation 1

Amended byS 904/2023 wef 01/01/2024

A person must not advertise a water device for supply unless the water device is registered under regulation 40AE(3).

Subregulation 2

Amended byS 192/2019 wef 01/04/2019S 904/2023 wef 01/01/2024

Without affecting paragraph (1), the person advertising the water device —

(a)

where the advertisement has any visual element, must ensure the following:

(i)

for an advertisement other than a print advertisement —

(A)

a Water Efficiency Label is, as far as practicable, displayed in the advertisement next to the image or description of the water device; or

(B)

where it is not practicable to comply with sub‑paragraph (A), all the information contained in the Water Efficiency Label is stated in the advertisement;

(ii)

for an advertisement that is a print advertisement —

(A)

the advertisement complies with sub‑paragraph (i); or

(B)

the information mentioned in paragraph (2A) is stated in the advertisement; and

(b)

must not claim or imply that the water device is tested, certified, or otherwise approved by the Government or the Board.

Subregulation 2A

Amended byS 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 192/2019 wef 01/04/2019S 904/2023 wef 01/01/2024

The information required in paragraph (2)(a)(ii)(B) is as follows:

(a)

the tick rating of the water device;

(b)

the brand of the water device;

(c)

the model number of the water device;

(d)

the number issued by the Board for the water device’s registration under regulation 40AE.

Subregulation 2B

Amended byS 920/2021 wef 01/01/2022S 904/2023 wef 01/01/2024

Paragraph (2)(a) does not apply to a water device that is of a description or type mentioned in paragraph (g), (i) or (j) of the definition of “water device” in regulation 40A.

Subregulation 3

Amended byS 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Any person that contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 40AC

Restrictions on supply of water fittings modified after registration

Amended byS 133/2017 wef 01/04/2017

Subregulation 1

Where a water fitting is modified after it is registered under regulation 40AE(3), a person must not supply the water fitting as modified, unless —

(a)

for a modification affecting the water efficiency of the registered water fitting, the registered supplier that originally registered the water fitting first separately registers the water fitting as modified under regulation 40AE(3); or

(b)

for a modification not affecting the water efficiency of the registered water fitting, the registered supplier that originally registered the water fitting first notifies the Board in writing of the modification and gives to the Board the particulars of the modification required by the Board.

Subregulation 2

Amended byS 133/2017 wef 01/04/2017

Any person that contravenes paragraph (1) shall be guilty of an offence.

Regulation 40AD

Restrictions relating to Water Efficiency Label

Amended byS 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017

Subregulation 1

Amended byS 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024

A person must not affix, or cause to be affixed, a Water Efficiency Label on a water device unless —

(a)

the water device has been registered by the Board;

(b)

the person is a registered supplier for the water fitting; and

(c)

the Water Efficiency Label was issued to the person by an accredited certification body for the registered water fitting.

Subregulation 2

A registered supplier must, before supplying the registered water fitting in Singapore, affix the Water Efficiency Label in accordance with the requirements in paragraph (3).

Subregulation 3

A Water Efficiency Label must be affixed on a registered water fitting in accordance with the following requirements:

(a)

where the Water Efficiency Label is not printed onto the packaging of the registered water fitting, the Water Efficiency Label must be affixed securely on the registered water fitting or its packaging;

(b)

the place where the Water Efficiency Label is affixed must be conspicuous and unobstructed.

Subregulation 4

A person must not —

(a)

alter in any way any Water Efficiency Label that is to be or is affixed on a registered water fitting;

(b)

forge or falsify any Water Efficiency Label; or

(c)

without reasonable excuse, remove, obscure or deface any Water Efficiency Label affixed on any registered water fitting.

Subregulation 5

Amended byS 133/2017 wef 01/04/2017

Any person that contravenes paragraph (1), (2) or (4) shall be guilty of an offence.

Regulation 40AE

Registration of suppliers and water fittings

Amended byS 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017

Subregulation 1

Amended byS 904/2023 wef 01/01/2024

An importer or a manufacturer that intends to supply a water device in Singapore may apply to the Board —

(a)

to be registered as a registered supplier; and

(b)

to register the water device that the importer or manufacturer intends to supply in Singapore.

Subregulation 2

Amended byS 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018S 904/2023 wef 01/01/2024S 164/2018 wef 01/04/2018

Every application mentioned in paragraph (1) must be submitted to the Board through an accredited certification body and accompanied by —

(a)

such documents and information as may be required in the relevant form set out at the Board’s Internet website at https://www.pub.gov.sg;

(b)

a test report issued by an accredited laboratory in respect of the water device showing the water efficiency of the water fitting; (ba)a certificate issued by an accredited certification body, stating the water efficiency rating for the water device; and

(c)

such other documents and information as the Board may require.

Subregulation 3

Amended byS 904/2023 wef 01/01/2024

Upon considering the application received under paragraph (2), the Board may register, or refuse to register —

(a)

any applicant as a registered supplier; or (b)any water device as a registered water fitting.

Subregulation 4

Amended byS 904/2023 wef 01/01/2024

The Board must not register a water device under paragraph (3) if the water device does not comply with regulation 5.

Subregulation 5

A registered supplier that —

(a)

intends to cease supplying a registered water fitting in Singapore must notify the Board of such an intention no less than 14 days before it ceases to supply the registered water fitting; or

(b)

changes the registered supplier’s name or contact details must inform the Board in writing of such a change within 7 days after the change.

Subregulation 6

Amended byS 133/2017 wef 01/04/2017

Any person that fails to comply with paragraph (5) shall be guilty of an offence.

Regulation 40AF

Withdrawal or revocation of registration

Amended byS 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 133/2017 wef 01/04/2017

Subregulation 1

The Board may withdraw the registration —

(a)

of any registered supplier where the registered supplier applies to the Board to withdraw the registered supplier’s registration as such; or

(b)

of any registered water fitting that a registered supplier ceases to supply in Singapore, where the registered supplier applies to the Board to withdraw such registration.

Subregulation 2

The Board may revoke the registration of any registered supplier after giving notice to the registered supplier and after such inquiry as the Board thinks fit if —

(a)

the registered supplier procured the registration by providing any particulars, information or document, or by making any statement or representation, to the Board which is false or misleading in any material particular;

(b)

the registered supplier has contravened regulation 40AA, 40AC or 40AD; or

(c)

the registered supplier has ceased to carry on the trade of business of supplying registered water fittings in Singapore.

Subregulation 3

Amended byS 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018S 164/2018 wef 01/04/2018

The Board may revoke the registration of any registered water fitting after giving notice to the registered supplier supplying the registered water fitting and after such inquiry as the Board thinks fit, if the Board is satisfied that —

(a)

the registered water fitting does not conform with the results of any test or examination furnished by the registered supplier to the Board under this Division;

(b)

the registered water fitting does not meet the water efficiency requirements specified in Part 3 of the Second Schedule; (c)the registered supplier has procured the registration of the registered water fitting by providing any particulars, information or document, or by making any statement or representation, to the Board which is false or misleading in any material particular; or

(d)

the registered supplier has ceased to supply the registered water fitting.

Subregulation 4

The Board must, within 14 days after giving notice under paragraph (2) or (3), inform the registered supplier concerned in writing of the revocation in the notice and the grounds for the revocation.

Subregulation 5

Where the registration of any water fitting is withdrawn under paragraph (1) or revoked under paragraph (3), the registered supplier of the water fitting must, within 14 days after the registered supplier applies to withdraw the water fitting or the Board informs the registered supplier of the revocation under paragraph (4), as the case may be, give notice to every person whom the registered supplier knows, or reasonably ought to know, intends to supply that water fitting in Singapore, of the withdrawal or revocation of the registration.

Subregulation 6

Amended byS 133/2017 wef 01/04/2017

Any person that fails to comply with paragraph (5) shall be guilty of an offence.

Regulation 40AG

Board may require water devices for testing or analysis

Amended byS 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Subregulation 1

Amended byS 904/2023 wef 01/01/2024

The Board may require any person carrying on a trade or business which consists of or includes the supply of any water device —

(a)

to provide free of charge to the Board samples of the water device for the purpose of testing or analysis; and

(b)

to furnish to the Board such documents or information as the Board may require in respect of the water device or the supply of the water device.

Subregulation 2

Amended byS 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Any person that fails to comply with any requirement of the Board under subsection (1) shall be guilty of an offence.

Regulation 40AH

Board may require recall of water devices supplied

Amended byS 904/2023 wef 01/01/2024S 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Subregulation 1

Amended byS 904/2023 wef 01/01/2024

Where the Board knows or has reason to believe that a water device has been supplied in contravention of regulation 40AA or 40AC, the Board may, by notice in writing, require the person (called in this paragraph the first person) who supplied the water device to, within such time specified in the notice —

(a)

recall, at the first person’s own cost and expense, all such water fittings (whether or not also installed); or

(b)

notify every person whom the first person knows, or reasonably ought to know, intends to supply that water fitting in Singapore, of the contravention.

Subregulation 2

Amended byS 133/2017 wef 01/04/2017S 904/2023 wef 01/01/2024

Any person that fails to comply with a notice served on him under paragraph (1) shall, unless the person satisfies the court that the person has used all due diligence to comply with the notice, be guilty of an offence.

Regulation 40B

Definitions for this Part

Amended byS 112/2019 wef 01/03/2019S 904/2023 wef 01/01/2024S 112/2019 wef 01/03/2019S 904/2023 wef 01/01/2024S 904/2023 wef 01/01/2024S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

In this Part, unless the context otherwise requires —“appointed qualifying consumer”, in relation to qualifying consumers under regulation 40C(4), means an appointed qualifying consumer under regulation 40CA;“business activity” means an activity, or a series of activities (including ancillary activities), that involves the use of water in the course of business operations;“business activity indicator” means a measure of business activity that takes into account the business operations of a qualifying consumer;“chief executive”, in relation to a consumer or person proposing to build a facility, means any individual, however described, who is in the direct employment of, or acting for or by arrangement with, the consumer or person (as the case may be), and is principally responsible for the management and conduct of the business operations of the consumer or person in relation to the facility;[Deleted by S 112/2019 wef 01/03/2019]“construction site” means any premises where the business activity of the consumer comprises wholly of construction, being any one or more of the following:

(a)

the erection, construction, alteration, repair or maintenance of buildings, structures or roads;

(b)

the breaking up, opening or boring under any road or adjacent land in connection with the construction, inspection, maintenance or removal of works;

(c)

piling, demolition or dredging works;

(d)

any other work of engineering construction;“new facility” has the meaning given by section 40(12) of the Act;“private meter” means any appliance or device, whether or not supplied by the Board, which is used to measure, ascertain or regulate the amount of water taken or used from a supply of water, but is not used for the purposes of calculating any water rates or charges payable to the Board;“projected water balance chart” has the meaning given by section 40(12) of the Act;“qualifying consumer” means —

(a)

in relation to any year before the year 2019, a consumer that satisfied the requirements specified in regulation 40C(1) as in force immediately before 1 March 2019; and

(b)

in relation to the year 2019 or any subsequent year, a qualifying consumer under regulation 40C;[Deleted by S 112/2019 wef 01/03/2019][Deleted by S 112/2019 wef 01/03/2019]“specified consumer” means a specified consumer under regulation 40BA;“water balance chart” means a chart showing —

(a)

the amount of water entering a site at which a business activity is carried out;

(b)

the amount of water used for each business activity at the site; and

(c)

the amount of water leaving the site;“water efficiency manager”, in relation to a qualifying consumer, means a person appointed by the qualifying consumer as its water efficiency manager under regulation 40GA;“water usage area” means any area within a site at which a business activity is carried out, and includes an area specified in the Fourth Schedule;“water use threshold” means 60,000 cubic metres.

Definition

“appointed qualifying consumer”, in relation to qualifying consumers under regulation 40C(4), means an appointed qualifying consumer under regulation 40CA;

Amended byS 112/2019 wef 01/03/2019

Definition

“business activity” means an activity, or a series of activities (including ancillary activities), that involves the use of water in the course of business operations;

Definition

“business activity indicator” means a measure of business activity that takes into account the business operations of a qualifying consumer;

Definition

“chief executive”, in relation to a consumer or person proposing to build a facility, means any individual, however described, who is in the direct employment of, or acting for or by arrangement with, the consumer or person (as the case may be), and is principally responsible for the management and conduct of the business operations of the consumer or person in relation to the facility;

Amended byS 904/2023 wef 01/01/2024

Definition

“construction site” means any premises where the business activity of the consumer comprises wholly of construction, being any one or more of the following:

(a)

the erection, construction, alteration, repair or maintenance of buildings, structures or roads;

(b)

the breaking up, opening or boring under any road or adjacent land in connection with the construction, inspection, maintenance or removal of works;

(c)

piling, demolition or dredging works;

(d)

any other work of engineering construction;

Amended byS 112/2019 wef 01/03/2019

Definition

“new facility” has the meaning given by section 40(12) of the Act;

Amended byS 904/2023 wef 01/01/2024

Definition

“private meter” means any appliance or device, whether or not supplied by the Board, which is used to measure, ascertain or regulate the amount of water taken or used from a supply of water, but is not used for the purposes of calculating any water rates or charges payable to the Board;

Definition

“projected water balance chart” has the meaning given by section 40(12) of the Act;

Amended byS 904/2023 wef 01/01/2024

Definition

“qualifying consumer” means —

(a)

in relation to any year before the year 2019, a consumer that satisfied the requirements specified in regulation 40C(1) as in force immediately before 1 March 2019; and

(b)

in relation to the year 2019 or any subsequent year, a qualifying consumer under regulation 40C;

Amended byS 112/2019 wef 01/03/2019

Definition

“specified consumer” means a specified consumer under regulation 40BA;

Amended byS 112/2019 wef 01/03/2019

Definition

“water balance chart” means a chart showing —

(a)

the amount of water entering a site at which a business activity is carried out;

(b)

the amount of water used for each business activity at the site; and

(c)

the amount of water leaving the site;

Definition

“water efficiency manager”, in relation to a qualifying consumer, means a person appointed by the qualifying consumer as its water efficiency manager under regulation 40GA;

Amended byS 112/2019 wef 01/03/2019

Definition

“water usage area” means any area within a site at which a business activity is carried out, and includes an area specified in the Fourth Schedule;

Definition

“water use threshold” means 60,000 cubic metres.

Amended byS 112/2019 wef 01/03/2019

Regulation 40BA

Specified consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

A consumer is, for any year (T), a specified consumer in accordance with this regulation.

Subregulation 2

A consumer is, for year T, a specified consumer for a site if —

(a)

at any time in year T – 1, the consumer held one or more water accounts with the Board for water supplied by the Board to the site;

(b)

the water was used in connection with any business activity carried out at the site (whether or not by the consumer); and

(c)

in year T – 1, the volume in aggregate of water supplied at the site under the water account or water accounts attained the water use threshold (or higher).

Subregulation 3

A consumer is, for year T, a specified consumer for 2 or more sites if —

(a)

at any time in year T – 1, the consumer held 2 or more water accounts with the Board for water supplied by the Board to those sites;

(b)

the water was used in connection with the same type of business activity carried out at the sites by the consumer (whether or not the consumer carried on any other type of business activity at any of those sites); and

(c)

in year T – 1, the volume in aggregate of water supplied at the sites under the water accounts attained the water use threshold (or higher).

Subregulation 4

Each of 2 or more consumers is, for year T, a specified consumer for a site if —

(a)

at any time in year T – 1, the consumers each held one or more water accounts with the Board for water supplied by the Board to the site;

(b)

the water was used in connection with the same type of business activity carried out at the site by each of the consumers (whether or not any of the consumers carried on any other type of business activity at the site); (c)in year T – 1, the volume in aggregate of water supplied at the site under the water accounts to the consumers attains the water use threshold (or higher); and

(d)

the Board notifies the consumers in writing that sub‑paragraphs (a), (b) and (c) apply to them for year T – 1.

Subregulation 5

Amended byS 112/2019 wef 01/03/2019

Where (but for this paragraph) paragraph (2), and paragraph (3) or (4), apply to a consumer, then the consumer is a specified consumer only under paragraph (3) or (4), as the case may be.

Regulation 40BB

Submission of information and documents by specified consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

Where regulation 40BA(2) or (3) applies, the specified consumer mentioned in those paragraphs must submit to the Board, in accordance with paragraph (6), the information and documents mentioned in that paragraph for the site or sites (as the case may be), if —

(a)

the consumer was not, for year T – 1, a qualifying consumer for the site or sites; or

(b)

the consumer supplied water in year T – 1 to another person at the site or at any of the sites.

Subregulation 2

Paragraph (1) does not apply if, before 1 April of year T, the consumer ceases the business activity at the site or all the sites in respect of which the consumer is a specified consumer.

Subregulation 3

Where regulation 40BA(4) applies, all the specified consumers mentioned in that paragraph must appoint, for year T, one from among them as the appointed specified consumer to submit to the Board on their behalf the information and documents required of them under paragraph (4).

Subregulation 4

The specified consumers mentioned in regulation 40BA(4) must each submit to the Board, through the appointed specified consumer and in accordance with paragraph (6), the information and documents mentioned in that paragraph for the site, if —

(a)

any one of the consumers was not a qualifying consumer in year T – 1; or (b)any one of the consumers supplied water in the year T – 1 to another person at the site.

Subregulation 5

Paragraph (4) does not apply if, before 1 April of year T, all the consumers cease the business activity at the site in respect of which the consumers are specified consumers for year T.

Subregulation 6

The information and documents mentioned in paragraph (1) or (4) must —

(a)

be submitted to the Board —

(i)

before 1 April of year T (or such later date as the Board may allow in any particular case);

(ii)

through the Board’s website at https://www.pub.gov.sg; and

(iii)

in the form specified by the Board; and

(b)

comprise the following:

(i)

the bills and other records (if any) showing the volume of each type of water supplied to the specified consumer at the site or sites in question for year T – 1 (whether or not the water was supplied by the Board);

(ii)

if applicable, for water supplied by the specified consumer to another person at the site or sites in question —

(A)

the particulars of the other person; and

(B)

the volume of each type of water supplied to the other person; (iii)such other information or documents required by the Board relating to the water used at the site or sites in question;

(iv)

such particulars (including contact details and a business profile) relating to the specified consumer and site or sites in question, as may be specified in the form;

(v)

a signed statement from the chief executive of the specified consumer in question, that the information and documents submitted are accurate and complete.

Subregulation 7

Amended byS 112/2019 wef 01/03/2019

A consumer that, without reasonable excuse, contravenes paragraph (1), (3) or (4) shall be guilty of an offence.

Regulation 40C

Qualifying consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

A consumer is, for any year (T), a qualifying consumer in accordance with this regulation.

Subregulation 2

A consumer is, for year T, a qualifying consumer for a site if —

(a)

at any time in year T – 1, T – 2 or T – 3, the consumer used water (whether or not supplied by the Board) in carrying out any of the consumer’s business activities at the site; and

(b)

in any one of the years mentioned in sub‑paragraph (a), the volume of water used at the site attained the water use threshold (or higher),unless, at any time in year T – 1, the consumer ceased all the business activities at the site in connection with which the water was used.

Subregulation 3

A consumer is, for year T, a qualifying consumer for 2 or more sites if —

(a)

at any time in year T – 1, T – 2 or T – 3, the consumer used water (whether or not supplied by the Board) in carrying out the same type of business activity at those sites (whether or not the consumer carried on any other type of business activity at any of those sites); and

(b)

in any one of those years mentioned in sub‑paragraph (a), the volume in aggregate of water used by the consumer for that type of business activity at those sites attained the water use threshold (or higher),unless, at any time in year T – 1, the consumer ceased that type of business activity at all those sites.

Subregulation 4

Each of 2 or more consumers is, for year T, a qualifying consumer for a site if —

(a)

at any time in year T – 1, T – 2 or T – 3, the consumers used water (whether or not supplied by the Board) in carrying out the same type of business activity at the site (whether or not any of the consumers carried on any other type of business activity at the site);

(b)

in any one of the years mentioned in sub‑paragraph (a), the volume in aggregate of the water used by the consumers for that type of business activity at the site attained the water use threshold (or higher); and

(c)

the Board notifies the consumers in writing that sub‑paragraphs (a) and (b) apply to them.

Subregulation 5

Amended byS 112/2019 wef 01/03/2019

Where (but for this paragraph) paragraph (2), and paragraph (3) or (4), apply to a consumer, then the consumer is a qualifying consumer only under paragraph (3) or (4), as the case may be.

Regulation 40CA

Appointed qualifying consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

Where 2 or more consumers are, for any year (T) —

(a)

qualifying consumers for a site under regulation 40C(4); and (b)not specified consumers under regulation 40BA(4) for the site,all the qualifying consumers mentioned in regulation 40C(4) must appoint, for year T, one from among them as the appointed qualifying consumer to submit to the Board on their behalf the information and documents required of them under regulations 40D(3) and 40H(2)(a) and the water efficiency plan mentioned in regulation 40H(2)(c).

Subregulation 2

Where 2 or more consumers are, for any year (T) —

(a)

qualifying consumers for a site under regulation 40C(4); and (b)specified consumers under regulation 40BA(4) for the site,then, the appointed specified consumer for those consumers under regulation 40BB(3) is, for year T, the appointed qualifying consumer for the purposes of this Part.

Subregulation 3

Amended byS 112/2019 wef 01/03/2019

A consumer that, without reasonable excuse, contravenes paragraph (1) shall be guilty of an offence.

Regulation 40D

Submission of information and documents by qualifying consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

Where regulation 40C(2) or (3) (as the case may be) applies, the consumer must submit to the Board, in accordance with paragraph (5), the information and documents mentioned in that paragraph for the site or sites if the consumer —

(a)

is not required, under regulation 40BB(1) or (2), to submit information or documents for the site or sites in year T; and (b)was not a qualifying consumer for year T – 1.

Subregulation 2

Paragraph (1) does not apply if, before 1 May of year T, the consumer ceases the business activity at the site or all the sites in respect of which the consumer is a qualifying consumer.

Subregulation 3

Where regulation 40C(4) applies, the consumers must each submit to the Board, through the appointed qualifying consumer and in accordance with paragraph (5), the information and documents mentioned in that paragraph for the site, if —

(a)

the consumers are not required, under regulation 40BB(4), to submit information or documents for the site in year T; and

(b)

any one of the consumers was not a qualifying consumer for the site in year T – 1.

Subregulation 4

Paragraph (3) does not apply if, before 1 May of year T, all the consumers cease the business activity at the site in respect of which the consumers are qualifying consumers for year T.

Subregulation 5

The information and documents mentioned in paragraph (1) or (3) must —

(a)

be submitted to the Board —

(i)

before 1 May of year T (or such later date as the Board may allow in any particular case);

(ii)

through the Board’s website at https://www.pub.gov.sg; and

(iii)

in the form specified by the Board; and

(b)

comprise the following:

(i)

the bills and other records (if any) showing the volume of each type of water supplied to the qualifying consumer at the site or sites in question for year T – 1 (whether or not the water was supplied by the Board);

(ii)

such other information or documents required by the Board relating to the water used at the site or sites in question;

(iii)

such particulars (including contact details and a business profile) relating to the qualifying consumer and site or sites in question, as may be specified in the form;

(iv)

a signed statement from the chief executive of the qualifying consumer in question, that the information and documents submitted are accurate and complete.

Subregulation 6

Amended byS 112/2019 wef 01/03/2019

A consumer that, without reasonable excuse, contravenes paragraph (1) or (3) shall be guilty of an offence.

Regulation 40E

Notification of ceasing to be qualifying consumer

Amended byS 112/2019 wef 01/03/2019S 904/2023 wef 01/01/2024S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

Subregulation 1

Amended byS 112/2019 wef 01/03/2019

A consumer who is a qualifying consumer under regulation 40C(2) or (3) for any year and is not or will not be such a qualifying consumer for the next year (called in this regulation the year of cessation) must notify the Board of that fact in accordance with paragraphs (3) and (4).

Subregulation 2

[Deleted by S 112/2019 wef 01/03/2019]

Subregulation 3

Amended byS 904/2023 wef 01/01/2024S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

A notification under paragraph (1) must —

(a)

be given —

(i)

using the relevant form provided in the electronic service at the Board’s Internet website at https://www.pub.gov.sg; and

(ii)

in the manner specified by the Board;

(b)

be accompanied by the information and documents specified in the form mentioned in sub‑paragraph (a)(i) or as may be required by the Board and —

(i)

bills and other records (if any) showing the volume of each type of water supplied for the 3 consecutive years preceding the year of cessation; or

(ii)

if the consumer is not or will not be a qualifying consumer in the year of cessation due to the consumer having ceased (in the preceding year) the business activities at the site or sites in connection with which water was used, documentary evidence that the consumer so ceased the business activity; and

(c)

be made —

(i)

before 1 April of the year of cessation; or

(ii)

if sub‑paragraph (b)(ii) applies, within 3 months after the consumer ceases the business activities.

Subregulation 4

The relevant form referred to in paragraph (3)(a)(i) must be endorsed by the chief executive of the consumer.

Subregulation 5

Amended byS 112/2019 wef 01/03/2019

Without prejudice to paragraph (1) —

(a)

a consumer which intends to cease its business operations may notify the Board in writing of the consumer’s intention to do so; and

(b)

the notification must be accompanied by documentary proof that the consumer intends to cease its business operations.

Subregulation 6

Amended byS 112/2019 wef 01/03/2019

A consumer which contravenes paragraph (1) shall be guilty of an offence.

Regulation 40F

Repealed / deleted

[Deleted by S 112/2019 wef 01/03/2019]

Regulation 40G

Board may ascertain whether consumer is qualifying consumer

Amended byS 826/2014 wef 01/01/2015

Subregulation 1

The Board may, for the purposes of ascertaining whether any consumer is a qualifying consumer, do all or any of the following:

(a)

by notice in writing, require that consumer —

(i)

to carry out such inspections within such time as the Board may specify in the notice; or

(ii)

to furnish to the Board, in respect of any business activity of that consumer, such reports, information or documents within such time as the Board may specify in the notice;

(b)

by its employees, agents or contractors enter the premises of that consumer at reasonable hours and carry out such inspections to ascertain the source of water and the amount of each type of water used at each water usage area, as the Board may think necessary.

Subregulation 2

Amended byS 826/2014 wef 01/01/2015

A consumer which, without reasonable excuse, fails to comply with a requirement under paragraph (1)(a) shall be guilty of an offence.

Regulation 40GA

Appointment of water efficiency manager

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

A qualifying consumer must appoint at least one water efficiency manager to assist the qualifying consumer with the following functions:

(a)

to prepare the information and documents and water efficiency plan for submission under regulation 40H; (b)to maintain the records required under regulation 40J;

(c)

generally to comply with the provisions of this Part.

Subregulation 2

A water efficiency manager need not be an employee of the qualifying consumer.

Subregulation 3

The qualifying consumer must not appoint any person as the qualifying consumer’s water efficiency manager unless the person has obtained a Certificate of Proficiency issued by the Board for the Water Efficiency Manager course.

Subregulation 4

The qualifying consumer must, before 1 July of the year for which the qualifying consumer is a qualifying consumer (or such later date as the Board may allow in any particular case) —

(a)

appoint a water efficiency manager; and

(b)

notify the Board of the appointment through the Board’s website at https://www.pub.gov.sg.

Subregulation 5

If any person ceases for any reason to be a water efficiency manager of a qualifying consumer and the person was, immediately before the cessation, the qualifying consumer’s only water efficiency manager, the qualifying consumer must —

(a)

within 30 days after the cessation, notify the Board of that fact through the Board’s website at https://www.pub.gov.sg; and

(b)

within 90 days after the cessation (or such later date as the Board may allow in any particular case) —

(i)

appoint under paragraph (1) another water efficiency manager in substitution of the firstmentioned water efficiency manager; and

(ii)

notify the Board of that substitute appointment through the Board’s website at https://www.pub.gov.sg.

Subregulation 6

The Board may, at any time, require a qualifying consumer to submit documentary proof that a water efficiency manager of the qualifying consumer fulfils the requirements mentioned in paragraph (3).

Subregulation 7

Amended byS 112/2019 wef 01/03/2019

A consumer that, without reasonable excuse, contravenes this regulation shall be guilty of an offence.

Regulation 40H

Submission of water efficiency plan, etc.

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

Where regulation 40C(2) or (3) (as the case may be) applies, the qualifying consumer must —

(a)

submit, in accordance with paragraph (3), the information and documents mentioned in that paragraph; and

(b)

prepare and submit, in accordance with paragraph (4), a water efficiency plan for the site or sites,unless, before 1 July of year T, the qualifying consumer ceases the business activity at all the sites in respect of which the consumer is a qualifying consumer for year T.

Subregulation 2

Where regulation 40C(4) applies, the consumers —

(a)

must submit, through the appointed qualifying consumer and in accordance with paragraph (3), the information and documents mentioned in that paragraph;

(b)

must jointly prepare, in accordance with paragraph (4), one water efficiency plan for the site; and

(c)

must submit, through the appointed qualifying consumer and in accordance with paragraph (4), the water efficiency plan,unless, before 1 July of year T, all the qualifying consumers for the site cease the business activity at the site in respect of which the consumers are qualifying consumers for year T.

Subregulation 3

The information and documents mentioned in paragraph (1)(a) or (2)(a) must —

(a)

be submitted to the Board —

(i)

together with the water efficiency plan;

(ii)

before 1 July of year T (or such later date as the Board may allow in writing in any particular case);

(iii)

through the Board’s website at https://www.pub.gov.sg; and

(iv)

in the form specified by the Board; and

(b)

comprise the following relating to year T – 1, in respect of each business activity carried out by the qualifying consumer at the site:

(i)

the number of days in that year during which the business activity was carried out;

(ii)

the plant recycling rate and process recycling rate, if applicable;

(iii)

the total amount of each type of water supplied by the Board that is used in the business activity;

(iv)

the total amount of each type of water not supplied by the Board that is used in the business activity;

(v)

the amount of each type of water (whether or not supplied by the Board) used at each water usage area, including the amount recorded by any private meter;

(vi)

for each reused or recycled stream, the type and amount of that stream, the type of treatment used for recycling, and the water usage area that uses that stream;

(vii)

every business activity indicator;

(viii)

any information regarding the water efficiency of any cooling system used at the site or sites;

(ix)

a water balance chart;

(x)

such other information or documents required by the Board relating to the water used at the site or sites in question; (xi)a signed statement from the chief executive and the water efficiency manager of the qualifying consumer in question, that the information and documents submitted are accurate and complete.

Subregulation 4

The water efficiency plan must —

(a)

be submitted to the Board —

(i)

by a water efficiency manager of the qualifying consumer or appointed qualifying consumer, as the case may be;

(ii)

before 1 July of year T (or such later date as the Board may allow in writing in any particular case);

(iii)

through the Board’s website at https://www.pub.gov.sg; and

(iv)

in the form specified by the Board; (b)describe the following:

(i)

the water conservation measures used or intended to be used at the site or sites;

(ii)

the date for the implementation or intended date of implementation of each of those measures;

(iii)

the estimated cost of implementing each of those measures;

(iv)

the implementation status of those measures; (v)the projected annual water savings for each type of water used at the site or sites; and

(c)

be endorsed by —

(i)

for a water efficiency plan under paragraph (1) — the chief executive and water efficiency manager of the qualifying consumer; and

(ii)

for a water efficiency plan under paragraph (2) — the chief executive and water efficiency manager of the appointed qualifying consumer.

Subregulation 5

Amended byS 112/2019 wef 01/03/2019

A qualifying consumer that, without reasonable excuse, contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 40I

Board may give directions in relation to submissions under this Part

Amended byS 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

Subregulation 1

Amended byS 112/2019 wef 01/03/2019

Where a consumer submits —

(a)

information or documents that do not conform to the requirements under regulation 40BB(6)(b), 40D(5)(b), 40E(3)(b) or 40H(3)(b), as the case may be; or

(b)

a water efficiency plan that does not conform to the requirements under regulation 40H(4),the Board may, by notice in writing, direct the consumer to carry out such rectifications or re‑computations, and to resubmit the information or documents, or water efficiency plan (as the case may be) to the Board, within such time and in such manner as the Board may specify in the notice.

Subregulation 2

Amended byS 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

A consumer which fails to comply with a direction under paragraph (1) shall be guilty of an offence.

Regulation 40IA

Records to be kept by specified consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

A specified consumer for a site or sites must keep and maintain complete and accurate records of the following information:

(a)

the total amount of each type of water supplied by the Board that is used by the specified consumer at the site;

(b)

the total amount of each type of water not supplied by the Board that is used by the specified consumer at the site or sites;

(c)

if applicable, for water supplied by the specified consumer to another person at the site or sites in question —

(i)

the particulars of the other person; and

(ii)

the volume of each type of water supplied to the other person.

Subregulation 2

A specified consumer must —

(a)

retain each record mentioned in paragraph (1) for at least 5 years after the date of creation or receipt of that record; and

(b)

during that period, make that record available for inspection by the Board or an authorised officer, or furnish that record to the Board, whenever required by the Board to do so.

Subregulation 3

The records mentioned in paragraph (1) may be kept and maintained in electronic form.

Subregulation 4

Amended byS 112/2019 wef 01/03/2019

A specified consumer that contravenes paragraph (1) or (2) shall be guilty of an offence.

Regulation 40J

Records to be kept by qualifying consumer

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

A qualifying consumer must keep and maintain complete and accurate records of the information specified in paragraph (2).

Subregulation 2

Amended byS 112/2019 wef 01/03/2019

The information referred to in paragraph (1) is as follows:

(a)

information on —

(i)

the total amount of each type of water supplied by the Board that is used; and

(ii)

the total amount of each type of water not supplied by the Board that is used;

(b)

information used for computing plant recycling rates and process recycling rates, if applicable;

(c)

water balance charts;

(d)

information on the amount of each type of water (whether or not supplied by the Board) used at each water usage area, including the amount recorded by any private meter;

(e)

for each reused or recycled stream, the type and amount of that stream, the type of treatment used for recycling, and the water usage area that uses that stream; and

(f)

any other information relied on by the qualifying consumer for the purposes of preparing the submissions required under regulation 40H.

Subregulation 3

A qualifying consumer must —

(a)

retain each record referred to in paragraph (1) for at least 5 years after the date of creation or receipt of that record; and

(b)

during that period, make that record available for inspection by the Board or an authorised officer, or furnish that record to the Board, whenever required by the Board to do so.

Subregulation 4

The records referred to in paragraph (1) may be kept and maintained in electronic form.

Subregulation 5

A qualifying consumer which contravenes paragraph (1) or (3) shall be guilty of an offence.

Regulation 40K

Installation of private meter and measurement of water consumption

Amended byS 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019S 112/2019 wef 01/03/2019

Subregulation 1

Amended byS 112/2019 wef 01/03/2019

This regulation shall apply to a consumer (referred to in this regulation as a relevant consumer) if —

(a)

the consumer is a qualifying consumer; or

(b)

at the time the consumer applies to be supplied with water by the Board, the consumer estimates, in consultation with the Board, the consumer’s average monthly amount of water use (whether or not the water is supplied by the Board) at a site to be at least 5,000 cubic metres.

Subregulation 2

Amended byS 112/2019 wef 01/03/2019

If paragraph (1)(a) applies, a relevant consumer must, for such time the relevant consumer is a qualifying consumer, ensure that one or more private meters are installed to measure and monitor the amount of water use at each water usage area specified in the second column of the Fourth Schedule within each site for which the relevant consumer is a qualifying consumer.

Subregulation 2A

Amended byS 112/2019 wef 01/03/2019

For the purposes of paragraph (2), the private meter or meters must be installed before 1 July of the year for which the consumer is a qualifying consumer (or such later date as the Board may allow in writing in any particular case).

Subregulation 3

Despite paragraph (2), where a relevant consumer belongs to a sector specified in the first column of item 5 or 6 of the Fourth Schedule, and the supply of water to that consumer by the Board immediately before 1 January 2015 is intended to be temporary, that consumer is not required to install any private meter to measure and monitor the amount of water use at any water usage area specified opposite in the second column of that Schedule.

Subregulation 4

Amended byS 112/2019 wef 01/03/2019

If paragraph (1)(b) applies, a relevant consumer must install, before a licensed plumber submits to the Board a certificate of satisfactory completion under the Public Utilities (Regulated Works and WSI Design Works) Regulations 2018 (G.N. No. S 163/2018) on completion of the WSI works for the supply of water by the Board, one or more private meters to measure and monitor the amount of water use at each water usage area specified in the second column of the Fourth Schedule within each site the supply of water to which the consumer estimates will attain the monthly amount of water use specified in paragraph (1)(b).

Subregulation 5

The Board may, by notice in writing, require a relevant consumer to install, within such time as the Board may specify in the notice, one or more private meters to measure and monitor the amount of water use at any water usage area (not being a water usage area specified in the second column of the Fourth Schedule) if the Board is satisfied that there are good reasons to do so.

Subregulation 6

A relevant consumer which contravenes paragraph (2) or (4), or fails to comply with a requirement under paragraph (5), shall be guilty of an offence.

Regulation 40KA

Prescribed matters for purposes of section 40

Amended byS 904/2023 wef 01/01/2024

For the purpose of section 40 of the Act —

(a)

a prescribed industry is an industry specified in the first column of Part 1 of the Fifth Schedule; and

(b)

the prescribed threshold in relation to an annual water use is 60,000 cubic metres, determined in accordance with the method set out in the PUB S&R Standard for Water Efficiency.

Regulation 40KB

Board’s approval of projected water balance chart

Amended byS 904/2023 wef 01/01/2024

An application for the Board’s approval under section 40(2) of the Act for a projected water balance chart for a new facility must —

(a)

be submitted to the Board by the person proposing to build the new facility in the form specified by the Board;

(b)

be prepared by a person who has obtained a Certificate of Proficiency issued by the Board for the Water Efficiency Manager course;

(c)

be accompanied by —

(i)

the projected water balance chart; and

(ii)

a declaration by the person mentioned in paragraph (b) that the person prepared the application; and

(d)

be endorsed by the chief executive of the person proposing to build the new facility.

Regulation 40KC

Water efficiency requirements for new facility

Amended byS 904/2023 wef 01/01/2024

Subregulation 1

For the purpose of section 40(7) of the Act, the prescribed water efficiency requirements applicable to a new facility in a prescribed industry are specified in the second column of Part 1 of the Fifth Schedule opposite the prescribed industry.

Subregulation 2

Amended byS 904/2023 wef 01/01/2024

The prescribed water efficiency requirements apply in relation to each year for which the following requirements are satisfied:

(a)

the year is the fourth or subsequent year after the year in which the temporary occupation permit for the new facility is granted under section 12(3) of the Building Control Act 1989;IllustrationA temporary occupation permit is granted in respect of a new facility in 2025. The year that is the fourth year after the year in which the temporary occupation permit is granted is 2029.(b)the occupier of the new facility is a qualifying consumer for the new facility for that year.

Regulation 40KD

Waiver or modification of prescribed water efficiency requirements

Amended byS 904/2023 wef 01/01/2024

Subregulation 1

An application under section 40(8) of the Act for a waiver or modification of any prescribed water efficiency requirement for a new facility must —

(a)

be in the form specified by the Board;

(b)

state the reasons why the new facility is unable to comply with the prescribed water efficiency requirement; and

(c)

include or be accompanied by any documents and information supporting the reasons.

Subregulation 2

Amended byS 904/2023 wef 01/01/2024

The Board may grant a waiver or modification for any prescribed water efficiency requirement generally or for a specified period.

Regulation 40L

Exceptions

Amended byS 112/2019 wef 01/03/2019

Subregulation 1

This Part does not apply in relation to a vessel.

Subregulation 2

Regulations 40BA and 40C do not apply in relation to construction sites.

Subregulation 3

Regulations 40BA and 40C do not apply in relation to a consumer who proves to the satisfaction of the Board that the consumer attained the water use threshold at a site or sites only by reason of any of the following events:

(a)

a water leakage at the site;

(b)

water usage due to an activity that does not occur on a regular basis.

Subregulation 4

Amended byS 112/2019 wef 01/03/2019

Regulation 40K does not apply in relation to a water usage area at a site if the consumer that is supplied with water at the water usage area proves to the satisfaction of the Board that it is not reasonably practicable to install a private meter.

Schedule 1

Requirements for water fittings

FIRST SCHEDULERegulations 4(1) and (2), 8(1), 17(1) and (2), 26(1) and (2) and 29(1)Requirements for water fittingsWater fittings1.—

(1)

Subject to sub‑paragraph (2), no material or substance which, either alone or in combination with any other water fitting, material or substance or with the contents of any water fitting of which it forms a part, causes or is likely to cause contamination of water shall be used in the construction, installation, renewal, repair or replacement of any water fitting which conveys or receives, or may convey or receive, or is intended to convey or receive piped water suitable for drinking.[S 153/2019 wef 25/03/2019](2) Sub‑paragraph (1) shall not apply to a water fitting downstream of a terminal fitting supplying piped water suitable for drinking where —

(a)

the use to which the water fitting downstream is put does not require piped water suitable for drinking; and

(b)

a suitable arrangement or an adequate device to prevent backflow is installed.[S 153/2019 wef 25/03/2019]2.—

(1)

Water fittings shall be made of material which is corrosion-resistant or shall be effectively protected from corrosion and deterioration.(2) No water fitting shall be made of material susceptible to permeation by any gas or any other substance which could cause contamination of the water in the pipe.(3) No water fitting shall be made of lead or lead alloy.

3. No water fitting shall be installed in such a position or to pass through such surroundings or substances that —

(a)

cause contamination of water supplied by the Board or piped water suitable for drinking supplied by an approved person, or contamination or damage to the water fitting; or[S 153/2019 wef 25/03/2019](b)is likely to cause contamination of water supplied by the Board or piped water suitable for drinking supplied by an approved person, or contamination or damage to the water fitting unless it is impracticable for the water fitting to be installed elsewhere and all necessary measures are taken to avoid any risk of contamination of the water supplied by the Board or piped water suitable for drinking supplied by an approved person, and contamination or damage to the water fitting.[S 153/2019 wef 25/03/2019]4. Pipes and pipe fittings which convey any fluid other than piped water suitable for drinking (excluding NEWater) shall be clearly identified so as to be easily distinguished from any service pipe or distributing pipe which conveys piped water suitable for drinking (excluding NEWater).[S 153/2019 wef 25/03/2019]5. Every concealed pipe shall be watertight and suitable for the default pressure and temperature likely to be encountered by the pipe in the place where it is concealed.

6. No service pipe shall be connected to —

(a)

a distributing pipe;

(b)

a pump delivery pipe drawing water either from a distributing pipe or from a storage tank; or

(c)

the suction pipe of any pump.Storage tanks[S 164/2018 wef 01/04/2018]7. Every storage tank for storing piped water suitable for drinking (excluding NEWater) shall be watertight, of adequate strength, properly supported and shall be constructed of copper, glass reinforced polyester, concrete or other corrosion-resisting materials and shall not have any adverse effect on the quality of water contained therein.[S 153/2019 wef 25/03/2019]8. Every storage tank and any water fitting connected directly to it shall be free from distortion or damage.

9. All pumps used in connection with the supply of piped water suitable for drinking (excluding NEWater), and other associated appliances and devices of a storage tank, shall be protected against contamination.[S 153/2019 wef 25/03/2019]10. A storage tank receiving piped water suitable for drinking (excluding NEWater) shall be fitted with an adequate device or so constructed as to prevent any backflow from the storage tank to any water fitting or water main or other pipe conveying such water.[S 153/2019 wef 25/03/2019]11.—

(1)

Every storage tank shall be fitted with —

(a)

an overflow pipe which has a suitable means of warning of an impending overflow; and

(b)

a float-operated valve, an effective adjustable valve or any other effective device for controlling the inflow of water which —

(i)

is capable of shutting off the inflow of water at a suitable level below the overflowing level of the tank; and

(ii)

which can be readily installed, repaired, renewed or adjusted.(2) Every storage tank shall be fitted with a servicing valve on the inlet pipe adjacent to the tank and a servicing valve on the outlet pipe.(3) Where 2 or more storage tanks at the same level are connected together, the pipe used to connect one tank to another shall be fitted with a stop-valve.[S 164/2018 wef 01/04/2018](4) Every inlet pipe to a storage tank, whether fitted with a float-operated valve or not shall be fitted in such a position that it discharges at a level higher than the overflowing level of the overflow pipe or, if there is more than one overflow pipe, the highest overflow pipe, by not less than the diameter of that overflow pipe, unless there is an effective means of preventing the siphonage of water back through the inlet.[S 164/2018 wef 01/04/2018]12. A storage tank receiving piped water suitable for drinking (excluding NEWater), and any other water, must have an air‑gap of not less than 150 millimetres between the inlet of the storage tank receiving the piped water suitable for drinking (excluding NEWater) and the top edge of the storage tank.[S 153/2019 wef 25/03/2019]13.—

(1)

The inspection manhole covers of a storage tank shall be close-fitted and hinged or chained to the tank.(2) The inspection manhole covers of a storage tank shall be properly closed, secured and locked.(3) The air vents and warning and overflow pipes of a storage tank shall be —

(a)

made of corrosion-resisting material;

(b)

integrated with the tank or otherwise fastened onto the tank with corrosion-resisting fasteners;

(c)

properly screened to prevent ingress of any animal or foreign material; and

(d)

easily visible and noticeable.

14. Every isolated compartment of a storage tank shall be fitted with a tap for sampling purposes located midway between the top operating water level and the floor of the tank or on the outlet pipe from the compartment of the storage tank.

15. Every storage tank shall be so equipped as to be secured against unauthorised access and contamination and pollution of the water contained therein.16.—

(1)

No storage tank shall be installed in such a position that —

(a)

it is directly below any sanitary pipe, floor trap, sewer pipe, reclaimed water pipe or waste pipe;

(b)

it is in danger of being flooded;

(c)

the water contained in it is contaminated or liable to contamination;

(d)

it is not readily accessible for the purposes of inspection, cleaning and maintenance;

(e)

it is unsightly if exposed to public view, unless it is not practicable to position or place the tank in any other place;

(f)

it is buried or sunk in the ground unless —

(i)

there is sufficient space around and beneath the storage tank for the purposes of maintenance and detection of leakage; and

(ii)

the storage tank satisfies either of the following requirements:

(A)

it is a closed vessel with a tightly fitting access cover bolted or screwed in position, and with any air inlet and overflow pipe suitably screened; or

(B)

its inlet pipe discharges into the air no less than 150 millimetres above its top edge.(2) Sub-paragraph (1)(f)(i) shall not apply in relation to a concrete storage tank designed and constructed in accordance with Singapore Standard SS 636 : 2018 known as “Code of practice for water services” published by the Enterprise Singapore Board, as in force from time to time, and any other requirements of the Board.[S 164/2018 wef 01/04/2018][S 341/2020 wef 30/04/2020]Flushing cisterns and flush valves17.—

(1)

Subject to sub-paragraph (2), every water-closet pan and every urinal shall be provided with a flushing cistern or flush valve.[S 153/2019 wef 25/03/2019](2) Flush valves shall not be used in residential dwelling units.18.—

(1)

Every flushing cistern serving a water-closet pan must be of such a design, and be arranged, so as to give a dual flush of 2 different volumes such that —

(a)

the volume of the full flush does not exceed 4 litres; and

(b)

the volume of the reduced flush does not exceed 3 litres.(2) Every water-closet flush valve must be of such a design, and be arranged, so as to give a single flush of not more than 4 litres.[S 920/2021 wef 01/01/2022](3) Every urinal flush valve must be of such a design, and be arranged, so as to give a single flush of not more than one litre.[S 192/2019 wef 01/04/2019][S 920/2021 wef 01/01/2022]19. Every flushing cistern or flush valve shall be fitted with an adequate device or so constructed to prevent the backflow of water to any pipe conveying water supplied by the Board or piped water suitable for drinking supplied by an approved person.[S 153/2019 wef 25/03/2019]20. Every flushing cistern or flush valve connected directly or indirectly to any pipe conveying water supplied by the Board must be of a design that does not cause any wastage of water supplied by the Board.[S 153/2019 wef 25/03/2019][S 153/2019 wef 25/03/2019]

Schedule 2

SECOND SCHEDULERegulations 40A, 40AA and 40AFPart 1TEST STANDARD OR METHOD1. A test report for a water device must contain the results of tests carried out for the water device in accordance with the applicable test standard or method, as follows:First columnSecond columnThird columnWater deviceTypeApplicable test standardor method(1)Taps and mixers(a)Pillar basin taps(b)Self-closing delayed-action basin taps(c)Sensor (including self-closing delayed-action) basin taps(d)Combination basin taps(e)Bib taps(f)Sink taps (cold water only)(g)Sensor sink taps(h)Combination sink taps(i)Shower taps (cold water only)(j)Self-closing delayed-action shower taps(k)Sensor (including self-closing delayed-action) shower taps (l)Combination shower taps)))))))))))))))))))))))))))))))(i)Annex A of SS 448: Part 3 (1998); or (ii)section 10 of BS EN 200 (2008) The flow rate is determined in accordance with paragraph 2 (m)Mechanical basin, sink or shower mixers with a single or separate control device for adjusting flow rate and temperature—Section 10 of BS EN 817 (2008) The flow rate is determined in accordance with paragraph 2 (n)Thermostatic mixer for basin, sink, bib or shower—Section 13.2 of BS EN 1111(2017) The flow rate is determined in accordance with paragraph 2(2)Flushing cistern(a)Dual-flush low capacity flushing cisterns with volume discharge of 3.5 litres or more for full flush—SS 574: Part 1 (2012), Volume of Discharge per flush (b)Dual-flush low capacity cisterns with volume of discharge of less than 3.5 litres for full flush—

(i)

SS 574: Part 1 (2012), Volume of Discharge per flush; and

(ii)

SS 574: Part 1 (2012), Annex J — WC Drainline Transportation test(3)Urinal flush valve(a)Urinal flush valve with flush volume of 0.5 litres or more —The test method for determining the flush volume set out in paragraph 3 (b)Urinal flush valve with flush volume of less than 0.5 litres —

(i)

The test method for determining the flush volume set out in paragraph 3; and (ii)Dye Test specified in —

(A)

Clause 8.5 of the ASME A112.19.2 - 2008/CSA B45.1-08; or (B)ASME A112.19.2 - 2013/CSA B45.1-13(3A)Water-closet flush valve(a)Water-closet flush valve with flush volume of 3.5 litres or more—The test method for determining the flush volume set out in paragraph 3A (b)Water-closet flush valve with flush volume of less than 3.5 litres—

(i)

The test method for determining the flush volume set out in paragraph 3A; and (ii)SS 574: Part 1 (2012), Annex J — WC Drainline Transportation test(4)Clothes washing machine intended for household use —

(a)

Clause 8.6 of IEC 60456 Edition 5.0 (2010-02); or (b)Clause 11 of BS EN 60456 (2005) relating to measurement of water consumption The water consumption is determined in accordance with paragraph 4(4A)Washer extractor other than for household use(a)Front-loading washer extractor—Clauses 9.1 and 9.2 of BS EN 17116-4:2019 relating to measurement of water consumption (b)Top-loading washer extractor—The water consumption is determined in accordance with paragraph 4AA(5)Dishwasher intended for household use —

(a)

Clause 8.2.4 of BS EN 50242: 2016 / BS EN 60436: 2016; or (b)Clause 8.2.4 of IEC 60436: 2015 The water consumption is determined in accordance with paragraph 4A(6)Dishwasher other than for household use(a)Hood dishwasher—Clause 7 of IEC 63136:2019 relating to measurement of water consumption (b)Undercounter dishwasher—The water consumption is determined in accordance with paragraph 4B(7)High pressure washer that is a water device —The test method for determining the flow rate set out in paragraph 4C[S 904/2023 wef 01/01/2024][S 920/2021 wef 01/01/2022][S 192/2019 wef 01/04/2020][S 192/2019 wef 01/04/2019][S 535/2018 wef 01/10/2018][S 904/2023 wef 01/01/2024]2. The flow rate for a tap and mixer is the mean of the average flow rates measured in litres per minute and at the dynamic flow pressures of 1.5 bars, 2.5 bars, 3.5 bars, 4.5 bars and 5 bars.

3. The urinal flush valve is tested at dynamic pressure of 3 bars. The discharge volume per flush is measured with the following test method:

(a)

the flush pipe is to be 300 mm long with an internal diameter of at least 13 mm and is to be secured to the outlet of the valve; (b)the pressure gauge and control valve are to be fitted at the inlet of the flush valve;

(c)

the flush valve is to be connected to a water supply system and the dynamic pressure of the water supply adjusted to 0.7 bars;

(d)

the flow regulator is to be set at maximum;

(e)

the operating member must continue to be held actuated until the flow of water ceases;

(f)

the flush volume is the volume of water that is discharged from the flush pipe from the actuation of the operating member to cessation of flow of water.3A. The flush volume for a water-closet flush valve is the mean of the flush volumes measured (in litres per flush) with the following test method at the dynamic pressures of 1.5 bars, 2 bars and 3 bars:

(a)

the flush pipe must —

(i)

be 300 mm long;

(ii)

have an internal diameter of at least 25 mm; and

(iii)

be secured to the outlet of the flush valve;

(b)

the pressure gauge and control valve must be fitted at the inlet of the flush valve;

(c)

the flush valve must be connected to a water supply system and the dynamic pressure of the water supply must be adjusted to one bar;

(d)

the flow regulator must be set at maximum;

(e)

the operating member must continue to be held actuated until the flow of water ceases;

(f)

the flush volume is the volume of water that is discharged from the flush pipe from the actuation of the operating member to the cessation of the flow of water.[S 920/2021 wef 01/01/2022]4. The water consumption for a clothes washing machine intended for household use is to be measured using the wash programme or other associated settings recommended in the manufacturer’s product literature for a normally soiled load at rated load capacity, and the following are not required as a test condition:

(a)

the use of a reference clothes washing machine for normalisation of base load items;

(b)

the parallel operation of a reference clothes washing machine with the tested clothes washing machine;

(c)

the use of a specific inlet water temperature, water hardness, water pressure, ambient temperature or humidity;

(d)

the use of stain test strips; (e)the use of detergent. [S 920/2021 wef 01/01/2022]4AA. The water consumption for a washer extractor (other than for household use) is to be measured using the wash programme or other associated settings recommended in the manufacturer’s product literature for a nominal load at rated load capacity, and the following are not required as a test condition:

(a)

the use of a reference washer extractor;

(b)

the use of a specific ambient temperature or humidity;

(c)

the use of a specific inlet water hardness, water pressure or water temperature;

(d)

the use of a specific type of energy supply;

(e)

the use of an electricity supply at a specific voltage;

(f)

the use of a specific compressed air supply;

(g)

the use of a specific steam supply;

(h)

the use of stain and soil monitors, wash process control sheets or rinse performance fabrics;

(i)

the use of detergent;

(j)

the determination of wash performance.[S 920/2021 wef 01/01/2022]4A. The water consumption for a dishwasher intended for household use is to be measured using the wash programme or other associated settings recommended in the manufacturer’s product literature for normally soiled tableware at rated dishwasher capacity, and the following are not required as a test condition: (a)the use of a reference dishwasher for normalisation of base load items; (b)the parallel operation of a reference dishwasher with the tested dishwasher; (c)the use of a specific inlet water temperature, water hardness, water pressure, ambient temperature or humidity; (d)the use of soiling agents;

(e)

the use of detergent, rinse agent or salt;

(f)

the use of an electric supply at a specific voltage; (g)the use of regeneration operations;

(h)

the preparation and application of soiling agents.[S 535/2018 wef 01/10/2018][S 920/2021 wef 01/01/2022]4B. The water consumption for a hood dishwasher or an undercounter dishwasher (other than for household use) is to be measured using the wash programme specified in Clause 5.4 of IEC 63136:2019, and the following are not required as a test condition: (a)a cleaning and resoiling performance test;

(b)

the conditioning of the dishwasher under test and sequence of test procedures;

(c)

the use of an electricity supply at a specific voltage;

(d)

the use of specific ambient conditions;

(e)

the use of a specific inlet water hardness, water pressure or water temperature;

(f)

the use of detergent;

(g)

the use of rinse aid;

(h)

the measurement of the temperature of any rack in the dishwasher.[S 920/2021 wef 01/01/2022]4C. The flow rate for a high pressure washer is measured with the following test method:

(a)

the high pressure washer must be connected to —

(i)

a water supply system via a bib tap; and

(ii)

a stable electricity supply (230±10 V and 50 Hz) with an ammeter; (b)the water supply must have a delivery flow of at least 20 litres per minute at a dynamic pressure of 3 bars;

(c)

the bib tap must be securely connected to the high pressure washer with an inlet hose having an internal diameter of at least 15 mm; (d)the bib tap must be fully opened; (e)the flow meter and pressure gauge must be connected to the outlet hose of the high pressure washer; (f)the pressure setting of the high pressure washer must be set at maximum; (g)the flow rate, water pressure and electric current must be measured and recorded.[S 920/2021 wef 01/01/2022]5. In this Part, unless the context otherwise requires —“ASME” means American Society of Mechanical Engineers;“BS EN” means the British Standards European Norm;“IEC” means the International Electrotechnical Commission;“SS” means a standard or specification published by the Enterprise Singapore Board.[S 341/2020 wef 30/04/2020]Part 2WATER EFFICIENCY LABEL REQUIREMENTS1. Every Water Efficiency Label must —

(a)

be of the same dimensions as the samples at paragraph 3, or proportionately larger;

(b)

be of the same shape and colour as the samples at paragraph 3;

(c)

contain text set out in the samples at paragraph 3 that is —

(i)

of the typeface Arial;

(ii)

legible;

(iii)

in the English language only; and

(iv)

consistent with or drawn from the relevant test report;

(d)

show the number of ticks for a water device, determined in accordance with paragraph 2;[S 904/2023 wef 01/01/2024](e)be printed in an indelible manner and with a minimum resolution of 300 pixels per inch; and

(f)

be made of such material as the Board may approve.

2. The number of ticks to be shown on the Water Efficiency Label for a water device are to be determined as follows:

(a)

basin tap and mixer —Number of ticksFlow rate (litres per minute)22 < flow rate ≤ 43flow rate ≤ 2[S 192/2019 wef 01/04/2019](b)sink tap and mixer or bib tap and mixer —Number of ticksFlow rate (litres per minute)24 < flow rate ≤ 63flow rate ≤ 4[S 192/2019 wef 01/04/2019](c)shower tap and mixer —Number of ticksFlow rate (litres per minute)25 < flow rate ≤ 73flow rate ≤ 5[S 192/2019 wef 01/04/2019](d)flushing cisterns —Number of ticksFlush volume (litres per flush)2(a)3.5 < flush volume for full flush ≤ 4; and

(b)

2.5 < flush volume for reduced flush ≤ 33(a)flush volume for full flush ≤ 3.5; and

(b)

flush volume for reduced flush ≤ 2.5[S 192/2019 wef 01/04/2019](e)urinal flush valves and waterless urinals —Number of ticksFlush volume (litres per flush)20.5 < flush volume ≤ 13flush volume ≤ 0.5[S 192/2019 wef 01/04/2019](ea)water-closet flush valves —Number of ticksFlush volume (litres per flush)23.5 < flush volume ≤ 43flush volume ≤ 3.5[S 920/2021 wef 01/01/2022](f)clothes washing machines —Number of ticksWater consumption (litres per kg)29 < water consumption ≤ 1236 < water consumption ≤ 94water consumption ≤ 6(g)dishwashers —Number of ticksWater consumption (litres per place setting)11.2 < water consumption ≤ 1.520.9 < water consumption ≤ 1.230.6 < water consumption ≤ 0.94water consumption ≤ 0.6[S 535/2018 wef 01/10/2018][S 904/2023 wef 01/01/2024]3. The samples of the Water Efficiency Label are as follows:Label 1WATER EFFICIENCY LABEL FOR TAPS AND MIXERS, FLUSHING CISTERNS, URINAL FLUSH VALVES, WATER-CLOSET FLUSH VALVES AND WATERLESS URINALS Label 2WATER EFFICIENCY LABEL FOR CLOTHES WASHING MACHINES AND DISHWASHERS [S 920/2021 wef 01/01/2022][S 535/2018 wef 01/10/2018]4. In this Part —“flow rate” means the volume of water that flows out of a tap and mixer per minute, as specified in the test report;“flush volume” means the volume of water that is discharged from a flushing cistern, urinal flush valve, water-closet flush valve or waterless urinal, as specified in the test report;[S 920/2021 wef 01/01/2022]“place setting” means —

(a)

where the test standard used is BS EN 50242: 2016 / BS EN 60436: 2016, the set of tableware items specified in Annex A of BS EN 50242: 2016 / BS EN 60436: 2016; and

(b)

where the test standard used is IEC 60436: 2015, the set of tableware items specified in Annex A of IEC 60436: 2015;[S 535/2018 wef 01/10/2018]“water consumption” means —

(a)

in relation to a clothes washing machine, the volume of water used by the clothes washing machine, as specified in the test report; and

(b)

in relation to a dishwasher, the volume of water used by the dishwasher, as specified in the test report.[S 535/2018 wef 01/10/2018]Part 3WATER EFFICIENCY REQUIREMENTS1. Every tap and mixer, regardless of the type, must meet all of the following requirements:

(a)

the difference between the highest and lowest flow rates (measured at the dynamic flow pressures specified in paragraph 2 of Part 1 of this Schedule) of the tap and mixer must not exceed 2 litres per minute;

(b)

the highest flow rate of the tap and mixer must not exceed the upper limit of the range of flow rates within which the flow rate of the tap and mixer falls (under paragraph 2 of Part 2 of this Schedule) by more than 0.5 litres per minute;

(c)

the lowest flow rate of the tap and mixer —

(i)

for a sink tap and mixer with a flow rate falling within the range of flow rates specified for 3 ticks — must not be lower than 2.5 litres per minute;

(ii)

for a sink tap and mixer with a flow rate falling within the range of flow rates specified for 2 ticks — must not be lower than 3.5 litres per minute;

(iii)

for a basin tap and mixer, with a flow rate falling within the range of flow rates specified for 2 ticks and 3 ticks — must not be lower than 1.5 litres per minute;

(iv)

for a bib tap and mixer with a flow rate falling within the range of flow rates specified for 2 ticks and 3 ticks — must not be lower than 3.5 litres per minute; and

(v)

for a shower tap and mixer with a flow rate falling within the range of flow rates specified for 2 ticks and 3 ticks — must not be lower than 4.5 litres per minute;[S 192/2019 wef 01/04/2019](d)the tap and mixer must have a flow rate as follows:

(i)

for basin tap and mixer, not more than 4 litres per minute;[S 192/2019 wef 01/04/2019](ii)for a sink tap and mixer or bib tap and mixer, not more than 6 litres per minute;[S 192/2019 wef 01/04/2019](iii)for a shower tap and mixer, not more than 7 litres per minute.[S 192/2019 wef 01/04/2019]2. Every flushing cistern, urinal flush valve or water-closet flush valve must be of such a design as to use not more than the amount of water specified in paragraph 18(1), (2) or (3) of the First Schedule, as the case may be.[S 192/2019 wef 01/04/2019][S 920/2021 wef 01/01/2022]3. Every clothes washing machine intended for household use must be of such a design as to use not more than 12 litres of water per kilogram of wash load for the washing programme recommended by the manufacturer for a normally soiled load at the rated capacity of the washing machine.3A. Every washer extractor that is a water device must be of such a design as to use not more than 8 litres of water per kilogram of wash load.[S 920/2021 wef 01/01/2022][S 904/2023 wef 01/01/2024]4. Every dishwasher intended for household use must be of such a design as to use not more than 1.5 litres of water per place setting for normally soiled tableware at rated dishwasher capacity.[S 535/2018 wef 01/10/2018]4A. Every dishwasher that is a water device (other than for household use) must be of such a design as to use not more than 2.4 litres of water per rack of washware.[S 920/2021 wef 01/01/2022][S 904/2023 wef 01/01/2024]4B. Every high pressure washer that is a water device must be of such a design as to use not more than 11 litres of water per minute.[S 920/2021 wef 01/01/2022][S 904/2023 wef 01/01/2024]5. In this Part —“flow rate” means the volume of water (measured in litres per minute) that flows out of a tap and mixer or a high pressure washer (as the case may be), as specified in the test report;[S 920/2021 wef 01/01/2022]“place setting” means —

(a)

where the test standard used is BS EN 50242: 2016 / BS EN 60436: 2016, the set of tableware items specified in Annex A of BS EN 50242: 2016 / BS EN 60436: 2016; and

(b)

where the test standard used is IEC 60436: 2015, the set of tableware items specified in Annex A of IEC 60436: 2015.[S 535/2018 wef 01/10/2018]

Schedule 3

Fees

THIRD SCHEDULERegulations 34A, 36(15) and 45A(1)Fees

1. The fees for the purposes of these Regulations are as follows:(1)For connecting any premises to a water main belonging to or under the management or control of the Board —

(a)

where the connection is made for the purpose of supplying potable water to premises that are privately owned, and the connecting pipe used to make the connection has a diameter of —

(i)

35 mm $3,161(ii)100 mm $6,976(iii)150 mm $9,592(b)in any other case the costs incurred by the Board to connect the premises to the water main.(2)For resuming the supply of water to any premises under section 37(2) of the Act —

(a)

where the premises are installed with a meter having an internal diameter (measured at the inlet/outlet) of 15 mm $16.35(b)where the premises are installed or to be installed with a meter having an internal diameter (measured at the inlet/outlet) exceeding 15 mm $79.03(3)For a reminder issued by the Board or its agent to a person who has failed to make payment in accordance with a bill sent to the person $0.552. [Deleted by S 655/2025 wef 01/10/2025][S 655/2025 wef 01/10/2025][S 248/2024 wef 01/04/2024][S 904/2023 wef 01/01/2024][S 920/2021 wef 01/01/2022][S 655/2025 wef 01/10/2025]

Schedule 4

Water usage areas at which amount of water use is to be monitored

FOURTH SCHEDULERegulations 40B and 40K(2), (3), (4) and (5)Water usage areas at which amount of water use is to be monitoredFirst columnSecond columnSector to which consumer belongsWater usage areas at which amount of water use is to be monitored1.Industries(a)Process(b)Cooling tower(c)Boiler(d)Scrubber(e)Cooking area or kitchen(f)Toilet2.Hotels(a)Guestroom(b)Cooling tower(c)Food and beverage outlet(d)Production kitchen(e)Laundry(f)Cold water inlet to hot water supply or boiler(g)Swimming pool3.Tertiary institution, prison, or military or defence installation(a)Cooling tower(b)Toilets for each block(c)Washing area(d)Swimming pool4.Hospitals(a)Cooling tower(b)Toilets, wards and operating theatres for each block(c)Kitchen(d)Cold water inlet to hot water supply or boiler5.Workers’ dormitories(a)Toilets for each block(b)Cooking area(c)Laundry(d)Washing area6.Construction sites and concrete batching plants(a)Construction activity(b)Recharge well(c)Concrete production(d)Toilet(e)Vehicle washing area7.Sports and recreational facilities and tourist attractions(a)Cooling tower(b)Exhibit or enclosure(c)Washing area(d)Toilet(e)Food and beverage outlet(f)Irrigation(g)Swimming pool8.Office or retail building, or any other building not mentioned in items 1 to 7(a)Cooling tower(b)Toilet[S 826/2014 wef 01/01/2015][G.N. No. S 584/2002]

Schedule 5

FIFTH SCHEDULERegulations 40KA(a) and 40KC(1)Part 1PRESCRIBED INDUSTRIES AND PRESCRIBED WATER EFFICIENCY REQUIREMENTS FOR SECTION 40 OF ACTFirst column Second columnPrescribed industry Prescribed water efficiency requirement

1. Biomedical and Pharmaceutical (1)Manufacture of cell, tissue or gene therapy products Recycle all specified waste streams(2)Manufacture of contact lenses Recycle all specified waste streams(3)Manufacture of cosmetic products Recycle all specified waste streams(4)Manufacture of medical devices Recycle all specified waste streams(5)Manufacture of medicated oil or balm Recycle all specified waste streams(6)Manufacture of oral dental gum Recycle all specified waste streams(7)Manufacture of quasi-medicinal products Recycle all specified waste streams(8)Manufacture of therapeutic products Recycle all specified waste streams

2. Electronics (1)Manufacture of electronic products or components, such as batteries, capacitators, display screens, hard disks, printed circuit boards and sensors Recycle all specified waste streams(2)Manufacture of semiconductor products, such as diodes, radio frequency filters and photomasks Recycle all specified waste streams(3)Manufacture of semiconductor wafers from ingots Recycle all specified waste streams(4)Testing and assembly of semiconductor chips Recycle all specified waste streams

3. Wafer fabrication (1)Front-end fabrication of semiconductor circuits from blank wafers, that is, from the start of fabrication to before individual semiconductor circuits are separated from the blank wafers Achieve a minimum recycling rate of 50%(2)Front-end fabrication of semiconductor wafers from blank wafers, that is, from the start of fabrication to before individual semiconductor wafers are separated from the blank wafers Achieve a minimum recycling rate of 50%Part 2DEFINITIONSIn this Schedule —“cell, tissue or gene therapy product” has the meaning given by the First Schedule to the Health Products Act 2007;“cosmetic product” has the meaning given by the First Schedule to the Health Products Act 2007;“medical device” has the meaning given by the First Schedule to the Health Products Act 2007;“medicated oil or balm” has the meaning given by the First Schedule to the Health Products Act 2007;“oral dental gum” has the meaning given by the First Schedule to the Health Products Act 2007;“quasi-medicinal product” has the meaning given by the First Schedule to the Health Products Act 2007;“recycling rate” means the rate of recycling determined in accordance with the method set out in the PUB S&R Standard for Water Efficiency;“specified waste stream” means a reject stream of water generated from any of the following processes:

(a)

microfiltration;

(b)

ultrafiltration;

(c)

electrodeionisation;

(d)

reverse osmosis;“therapeutic product” has the meaning given by the First Schedule to the Health Products Act 2007.[S 904/2023 wef 01/01/2024]

Public Utilities (Water Supply) Regulations

About this subsidiary legislation

PRELIMINARY

Definition

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MISCELLANEOUS