Singapore legislation
Regulation 37
of Civil Aviation Authority of Singapore (Changi Airport) By-laws 2009
Regulation 37
No littering, etc.
Subregulation 1
No person shall leave, or cause or permit to be left, any handling or transporting equipment on any roadway, driveway or vehicular ramp, or in any other part of the airside.
Subregulation 1A
A person must not —
throw, drop, deposit, place or leave; or (b)cause or permit to be thrown, dropped, deposited, placed or left,any refuse, paper, dirt, stone or other article or thing (whether solid or liquid and whether or not of a similar kind) on any roadway, driveway or vehicular ramp or in any other part of the airside that is not a dustbin or other receptacle designated by the airport licensee for the deposit of refuse and rubbish.
Subregulation 2
Every person on the premises of the airside shall obey the lawful directions given by an authorised person to remove any handling or transporting equipment, refuse, paper, dirt, stone or other article or thing (whether solid or liquid and whether or not of a similar kind).
Subregulation 3
Every person authorised by the airport licensee to carry out work on any roadway, driveway or vehicular ramp, or in any other part of the airside shall ensure that the working area is kept clean and tidy.