SA Part H9 Water efficiency
Introduction to this Part
This Part contains additional requirements for water efficiency.
SA H9O1 Objective2019: SA 2.1
The Objective of this Part is to efficiently use all available water supplies.
SA H9F1 Water efficiency2019: SA 2.1
A building is to be constructed in a way that efficiently uses all available water supplies to reduce the amount required from the mains reticulated water supply.
SA H9P1 Water efficiency2019: SA 2.1
A building must provide an additional water supply (other than the mains reticulated water supply) which must be plumbed to at least a water closet or a water heater or all the cold water laundry outlets.
SA H9D2 Application of Part2019: SA 2 (application)
- the roof catchment area is 50 m2 or more; and
- the building or extension is located in a Council area, excluding the Municipal Council of Roxby Downs and the District Council of Coober Pedy; and
- for an extension, where it incorporates a water closet or a water heater or laundry cold water outlet.
SA H9D3 Rainwater tank capacity2019: SA 2.2.2
SA H9D3 requires the rainwater tank to be plumbed to a water closet, water heater or all laundry cold water outlets. The Office of the Technical Regulator regulates plumbing work in South Australia under the Water Industry Act 2012, including plumbing the rainwater tank to the water closet, water heater or laundry cold water outlets. Stormwater connections, including from the roof to the rainwater tank, and from rainwater tank overflow, are regulated by the local council or relevant authority under the Planning, Development and Infrastructure Act 2016.
SA H9D5 Rainwater tank water quality2019: SA 2.2.4
The inlet and overflow of the rainwater tank must be fitted with mosquito proof, non-degradable screens.