WaterMark Licence Number

Found alongside the WaterMark symbol on your product

Model Number

May be displayed on product packaging or in the product description listing online

Model Name

May be displayed on product packaging or in the product description listing online

The WaterMark Certification Scheme is a mandatory scheme for plumbing and drainage products of a certain type.

Certification ensures products are fit for purpose and appropriately authorised for use in plumbing and drainage installations. The Australian Building Codes Board administers and manages the Scheme.

Latest resources

This document contains a list of plumbing and drainage products that are included in the WaterMark Certification Scheme. It also nominates the specification to which the products can be certified.

06.2026 Notice

This notice provides direction on the requirement for annual factory inspections for Lead Free WaterMark certified products.

04.2026 Notice

This notice provides direction on the mandatory marking requirements of certain plumbing products which have been manufactured to meet the lead free requirements outlined in clause A5G4(2) of NCC 2

04.2026 Notice

This notice provides direction on the material to be used in the manufacture of plumbing products, which contain copper alloy and are intended for use in contact with drinking water, to achieve com

04.2026 Notice

The intent of this notice is to provide direction to WaterMark Certification Scheme stakeholders
on compliance with the requirements of the various versions of NSF/ANSI/CAN 372.

04.2026 Notice

This notice provides direction on the certification transition arrangements for the lead free requirements for plumbing products, as outlined in NCC 2022 Volume Three.

04.2026 Notice

This document contains a list of plumbing and drainage products that are excluded from the WaterMark Certification Scheme.

03.2026 Notice