23Efficiency rating systems

23 Efficiency rating systems

Reg. 23(1) amended by S.R. No. 63/2025 reg. 6(a).

(1) For the purposes of sections 54(1), 69 and 72(3) of the Act, except if the rented premises are community housing or provided as part of a specialised housing program, the following systems of rating the efficiency of any appliances, fixtures and fittings are prescribed—

(a) for the water efficiency of an appliance, fixture or fitting, the WELS scheme in the Water Efficiency Labelling and Standards Act 2005;

Reg. 23(1)(b) substituted by S.R. Nos 21/2021 reg. 7, 63/2025 reg. 6(b).

(b) on and from 1 July 2025 until 28 February 2027, for the energy efficiency of a non‑ducted air conditioner or heat pump, the rating system in the GEMS (Air Conditioners up to 65kW) Determination;

Reg. 23(1)(ba) inserted by S.R. No. 63/2025 reg. 6(b).

(ba) on and from 1 March 2027, for the energy efficiency of a non‑ducted air conditioner or heat pump, the star rating system in the GEMS (Air Conditioners up to 65kW) Determination;

Reg. 23(1)(bb) inserted by S.R. No. 63/2025 reg. 6(b).

(bb) on and from 1 March 2027, for the energy efficiency of a ducted air conditioner or heat pump, the Heating Seasonal Performance Factor and Total Cooling Seasonal Performance Factor rating systems in the GEMS (Air Conditioners up to 65kW) Determination;

Reg. 23(1)(bc) inserted by S.R. No. 63/2025 reg. 6(b).

(bc) on and from 1 March 2027, for the energy efficiency of a heat pump water heater or solar water heater—

(i) the system comprised of small‑scale technology certificates calculated in accordance with the RE (Method for Solar Water Heaters) Determination; or

(ii) the energy savings system calculated in accordance with AS/NZS 4234, "Heated water systems—Calculation of energy consumption", as amended and published from time to time;

(c) for a dishwasher, the energy efficiency system for energy as determined in accordance with the Greenhouse and Energy Minimum Standards (Dishwashers) Determination 2015;

(d) for the energy efficiency of a gas space heater—

(i) a determination in accordance with AS/NZS 5263.1.3, "Gas Appliances Part 1.3 Gas space heating appliances", as amended and published from time to time; and

(ii) a certification through an acceptance scheme authorised under section 68 of the Gas Safety Act 1997.

(2) For the purposes of sections 164(1), 181, 188(3), 188A(3) and 206ZZAA(3) of the Act, the WELS scheme in the Water Efficiency Labelling and Standards Act 2005 is the prescribed system of rating the water efficiency of an appliance, fixture or fitting.