Sewerage and Drainage (Trade Effluent) Regulations

particulars of the trade, manufacture, business or building construction carried on or to be carried on by him and in the course of which the trade effluent is wholly or partly produced or of which the trade effluent is the waste or refuse;

details of all the processes or operations employed or to be employed by him to produce the final products of the trade, manufacture, business or building construction;

particulars of all the raw materials and chemicals used or to be used in the processes or operations;

details of the layout of all the machinery, plant and equipment used or to be used in the premises in which the trade, manufacture, business or building construction is being or is to be carried on, as the case may be;

an estimate of the amount of water consumed or used or to be consumed or used in the trade, manufacture, business or building construction;

particulars of the physical, organic and chemical nature of the trade effluent; and

such other information relating to the trade effluent and the discharge thereof as the Board may require.

a process or operation mentioned in paragraph (2)(b);

a raw material or chemical mentioned in paragraph (2)(c), if notified by the Board to the person in writing;

the layout mentioned in paragraph (2)(d).

to pose a health hazard or danger to the safety and health of any person at work at, on or in any part of the public sewerage system, drain-line or sewer mentioned in paragraph (1);

to render inoperable the part of the public sewerage system, drain-line or sewer into which the trade effluent has been approved to be discharged; or

to severely disrupt —

the proper working of the part of the public sewerage system, drain-line or sewer mentioned in sub-paragraph (b), or any facility, machinery or equipment related or connected to the same;

any process of treating trade effluent, sewage or other waste for reuse, or any facility, machinery or equipment related or connected to the same; or

any process of water reclamation, or any facility, machinery or equipment related or connected to the same.

modify the conditions in relation to the approval, whether by —

removing, varying or replacing any condition that was imposed upon the grant of the approval; or

imposing any new condition on the approval (including a condition that the person granted the approval under paragraph (1) must provide such deposits, performance bonds, guarantees or other forms of security, for such amounts, as the Board may from time to time require, to secure compliance by the applicant with any condition the Board imposes); or

suspend or revoke the approval.

use or operate the plant to treat trade effluent before discharging the trade effluent into the sewerage system; and

maintain the plant in an efficient condition at all times.

any sampling test point, inspection chamber, measuring device, or recording and other apparatus installed (whether or not by the person) for the purpose of sampling, inspecting, measuring or recording any trade effluent discharged into any sewerage system; or

any pre-treatment plant installed (whether or not by the person) for the purpose of treating any trade effluent discharged into any sewerage system.

which is not of a nature or type approved by the Board;

the temperature of which exceeds 45° Celsius at the point of its entry into the public sewerage system;

the pH value of which is less than 6 or more than 9 at the point of its entry into the public sewerage system; or

the caustic alkalinity of which is more than 2,000 milligrams of calcium carbonate per litre at the point of its entry into the public sewerage system.

any toxic industrial waste, unless the toxic industrial waste is treated and does not contain any substance listed in the Second or Third Schedule in a concentration greater than that specified in either Schedule for the substance;

calcium carbide;

petroleum spirit or other inflammable substance;

any organic compound specified in the First Schedule;

any substance that either by itself or in combination or by reaction with other waste or refuse may give rise to any gas, fume, odour or substance which is or is likely to be a hazard to human life, a public nuisance, injurious or otherwise objectionable, or which prevents or is likely to prevent entry by workmen maintaining or repairing the public sewerage system, into the public sewerage system;

yeast, spent or unspent molasses, crude tar, tar oil, crude oil, carbon disulphide, hydro-sulphide and poly-sulphide;

any radioactive material;

any waste or refuse liable to form a viscous or solid coating or deposit on any part of the public sewer or sewerage system;

any excessively discolouring substance;

[Deleted by S 46/2013 wef 01/02/2013](k)any pesticide, fungicide, herbicide, insecticide, rodenticide or fumigant;

blood waste;

infectious waste;

any biological agent within the meaning given by section 2 of the Biological Agents and Toxins Act 2005;

any toxin within the meaning given by section 2 of the Biological Agents and Toxins Act 2005;

any animal waste, except in accordance with paragraph (2);

any chemical that is classified with hazard statement code H340, H350 or H360 under the ninth revised edition of the Globally Harmonised System of Classification and Labelling of Chemicals (GHS) published by the United Nations in 2021;

any waste generated from a process that involves tissue digestion or tissue hydrolysis.

the trade effluent is discharged from a veterinary clinic, pet shop, or pet boarding facility;

the trade effluent —

is discharged from a veterinary hospital, equestrian facility, slaughterhouse or farm; and

does not contain any solid animal waste;

the trade effluent —

is discharged from an animal quarantine facility;

does not contain any solid animal waste; and

is decontaminated.

immediately stop the discharge of the trade effluent;

take any steps that are specified in the order to treat the trade effluent;

immediately stop the carrying on of any process or work that produces the trade effluent,and the person must comply with the order.

any process of treating trade effluent, sewage or other waste for reuse; or

any process of water reclamation.

contains any substance listed in the Second or Third Schedule in a concentration greater than that specified therein for the substance;

has a 5‑day Biochemical Oxygen Demand at 20° Celsius (referred to in this regulation and regulation 11 as BOD) greater than 400 milligrams per litre of the trade effluent;

has a Chemical Oxygen Demand (referred to in this regulation and regulation 11 as COD) greater than 600 milligrams per litre of the trade effluent;

has Total Suspended Solids (referred to in this regulation and regulation 11 as TSS) greater than 400 milligrams per litre of the trade effluent; or

has Grease and Oil, which is not hydrocarbon in nature, greater than 300 milligrams per litre of the trade effluent.

the maximum volume and quantity of a substance which may be discharged into a public sewerage system under this regulation; and

the maximum rate at which the substance may be so discharged.

BOD greater than 6,000 milligrams per litre of the trade effluent;

TSS greater than 6,000 milligrams per litre of the trade effluent; or

COD greater than 10,000 milligrams per litre of the trade effluent or 3 times the concentration of BOD in the trade effluent, whichever is the lower.

ensure that any vehicle used to transport the effluent or organic sludge being disposed of is secured with any, or any combination, of the following apparatuses as the Board thinks fit:

a tracking device;

a security lock;

any other apparatus that the Board considers is able to adequately secure the effluent or organic sludge;

record the data collected by the tracking device, security lock or other apparatus;

keep the record for at least 12 months after the date that the permission is granted; and

submit the record to the Board as and when the Board requires.

modify the conditions in relation to the permission, whether by —

removing, varying or replacing any condition that was imposed upon the grant of the permission; or

imposing any new condition on the permission (including a condition that the person granted the permission under paragraph (1) must provide such deposits, performance bonds, guarantees or other forms of security, for such amounts, as the Board may from time to time require, to secure compliance by the applicant with any condition the Board imposes); or

suspend or revoke the permission.

for a bill issued on or after 1 January 2024 but before 1 April 2024 — in accordance with the scale set out in the Fourth Schedule as in force immediately before 1 April 2024;

for a bill issued on or after 1 April 2024 but before 1 April 2025 — in accordance with the scale set out in the Fourth Schedule;

for a bill issued on or after 1 April 2025 — in accordance with the scale set out in the Fifth Schedule.

trade effluent containing trace amounts of any substance specified in regulation 9;

trade effluent containing a substance listed in the Second or Third Schedule in a concentration greater than that specified in either of those Schedules for the substance.

the proper working of the part of the public sewerage system at which the trade effluent is discharged, or any facility, machinery or equipment related or connected to that part of the public sewerage system;

the proper working of any facility, machinery or equipment which treats sewage from the public sewerage system for reuse;

any process of treating trade effluent or other waste or refuse from the public sewerage system; or

any process of treating sewage from the public sewerage system for reuse.

a person who is liable to pay any specified fee fails to pay the whole or any part of the fee in accordance with a bill issued to him; and

the whole or any part of the specified fee remains unpaid immediately prior to the issue to him of the next bill,that next bill shall include, and the person shall be liable to pay, a late payment charge of 1% of the amount remaining unpaid.

any fee referred to in regulation 11(5);

any late payment fee to which section 35 of the Sewerage and Drainage (Amendment) Act 2012 (Act 10 of 2012) applies in relation to the fee imposed under regulation 11(5) in operation immediately before 1st February 2013; or

any late payment charge imposed pursuant to this regulation.

on the first conviction for the offence, to a fine not exceeding $15,000 or to imprisonment for a term not exceeding 3 months or to both and, in the case of a continuing offence, to a further fine not exceeding $500 for every day or part of a day during which the offence continues after conviction; and

on a second or subsequent conviction for the same offence, to a fine not exceeding $30,000 or to imprisonment for a term not exceeding 3 months or to both and, in the case of a continuing offence, to a further fine not exceeding $1,000 for every day or part of a day during which the offence continues after conviction.