Products regulated under the Australian WELS scheme:

Tap equipment

Showers

Lavatory (WC) equipment

Urinal equipment

Flow controllers

Electric dishwashers Electric clothes washing machines (including combination clothes washing machine dryers).

Australia/New Zealand Standard 6400:2016 Water efficient products — Rating and labelling.; (85 page(s), in English)

This Standard forms a basis for the rating and labelling of a range of products under the mandatory Water Efficiency Labelling and Standards (WELS) scheme, as required by the Australian Water Efficiency Labelling and Standards Act 2005 (Cth) (the WELS Act) and, in New Zealand, the Consumer Information Standards (Water Efficiency) Regulations.