AS / NZS 6400:2016 Water Efficient Products - Rating and Labelling - Australian Government


You will be required to comply with this standard if you intend to manufacture or supply a product to which the Water Efficiency Labelling Scheme applies (a WELS product). WELS products include:

  • showers
  • dishwashers
  • clothes washing machines
  • lavatory equipment
  • urinal equipment
  • tap equipment
  • flow controllers.

These products must be registered for supply as a new product. This standard specifies requirements for the rating of products for water efficiency, and includes the associated registration, labelling and, where applicable, minimum performance requirements. It provides the basis for the star ratings and water consumption and flow displayed on the WELS label.

Service type

Code of Practice

A code of practice is a set of rules which details how people in a certain industry should behave. A code of practice can be defined as a result of legislation or by industry regulators and bodies.

Act(s) name

Water Efficiency Labelling and Standards Act 2005 Australian Government

Regulation(s) name

Water Efficiency Labelling and Standards Determination (No.2) 2013 Australian Government

Administering agency

Department of Agriculture, Water and the Environment

Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.

Please use these contact details for help or more information:

Water Efficiency Labelling and Standards Regulator

Department of Agriculture, Water and the Environment

Mailing address: GPO BOX 858
Canberra, Australian Capital Territory 2601
Toll Free: 1800 372 746
Phone: 02 6272523
Contact us website: Contact (Opens in new window)
Website: Water Rating (Opens in new window)