You will need to be licensed or registered if you intend to undertake plumbing work. Plumbing work may only be carried out by plumbers that are licensed or registered to carry out that type of plumbing work. Plumbing work is split into the categories of main plumbing classes, restricted plumbing classes and specialised plumbing classes.
Main plumbing classes:
- fire protection
- irrigation (non-agricultural)
- mechanical services
- refrigerated air-conditioning
- roofing (stormwater)
- Type B gasfitting
- water supply.
Restricted plumbing classes:
- mechanical services (single head split systems)
- mechanical services (duct fixing)
- roofing (stormwater) (class 10a buildings)
Specialised plumbing classes:
- Type A gas appliance conversion
- Type A gas appliance servicing
- Type B gasfitting advanced
- backflow prevention
- thermostatic mixing valve.
A licensed plumber can operate in a specified class or classes of plumbing work, may issue compliance certificates and supervise other plumbers. Generally a licensed plumber has attained a higher level of qualifications and experience or knowledge and competence.
A registered plumber can operate in a specified class or classes of plumbing work but cannot issue compliance certificates or supervise other plumbers.