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A plumbing system refers to the pipes and fixtures installed in premises/buildings. There are two types of plumbing systems in all facilities: one caters to the supply of drinking water, while the other takes care of the disposal of used water. Types of plumbing works are:
Water service plumbing works refer to the laying, installation, alteration, repair or replacement of water pipes, tanks, taps and fittings in the drinking water supply system, for the conveyance of water supplied by PUB.
Sanitary plumbing works deal with sanitary discharge pipes and sanitary appliances (water closet, urinal, sink etc.), such as installing, changing or relocating toilet bowls and sanitary piping system, for carrying used water from the premise/building to the used water system.
All regulated water service and sanitary plumbing works must be carried out by Licensed Plumbers (LPs), except for simple plumbing works that can be carried out by handymen.
With effect from 1 April 2018, It is an offence for anyone to engage a plumber who is not licensed by PUB to carry out regulated water service and sanitary plumbing works.
Handymen without a licence can do the following simple plumbing works:
LPs are professionals who are licensed by PUB to ensure they maintain good standards of regulated water service and sanitary works. LPs are required to adhere to technical requirements, safety, water quality and water conservation guidelines set by PUB when carrying out these works.
Homeowners and service hirers need to ensure that they only employ LPs through credible platforms for their regulated water service1 and sanitary plumbing works2.
You may refer to the following sites to search for LPs:
1 When works involve the design of a plumbing system or storage tank, a Professional Engineer must be engaged for design and supervisory works.
2 For new development and building works, the developer or building owner must engage a Qualified Person (QP), who is either a Registered Architect or a Professional Engineer, to prepare and submit plans for proposed sewerage/sanitary works. The QP is also required to ensure that the works are properly constructed and in accordance with the plans.
