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AS/NZS 3500.4:2025 specifies the requirements for the design, installation and commissioning of heated water services using drinking water or rainwater or a combination thereof. It includes aspects of the installation from the valves on the cold-water inlet to any cold-water storage tank or water heater and the downstream fixtures and fittings. It applies to new installations as well as alterations, additions and repairs to existing installations

AS/NZS 3500.1:2025 specifies requirements for the design, installation and commissioning of cold-water services, non-drinking water services, and rainwater tanks and rainwater supply systems for drinking and non-drinking purposes. It applies to new installations as well as alterations, additions and repairs to existing installations

This document specifies requirements for the design and installation of sanitary plumbing and drainage from fixtures to a sewer, common effluent system or an on-site wastewater management system. It applies to new installations as well as alterations, additions or repairs to existing installations. It does not apply to the pre-treatment of trade wastes.

This Amendment applies to the following elements:• Global changes• Clauses 1.1.2, 1.1.3.1, 1.1.3.4, 1.2, 1.3, 1.4, 2.2.1, 2.2.2, 2.2.3, 2.8.1, 2.8.4, 2.8.6, 2.9.1, 2.9.2, 2.9.3, 2.9.4, 2.9.5, 2.9.6, 2.13.3, 2.13.3.1, 2.13.3.2, 3.1.8, 4.2, 5.1.4.1, 5.1.4.2, 5.1.7, 5.2.7.3, 5.2.12.2, 5.2.12.3, 6, 6.1, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 6.3.2, 6.3.3, 6.3.4, 6.3.5, 6.3.6, 6.5, 6.6, 6.7, 6.11.1, 7.1, 7.2, 7.3.1, 7.3.2, 7.4.1, 7.4.3, 8.1, 8.4.1, 9.2, 9.3.2.2, 9.4, 9.7, 9.8, 9.9.1, 9.10.1, 10.3.1, C.4, C.5.2, C.5.4, C.6.4, E.1.1, E.1.2, E.2.1, E.3.2.1, E.3.3.1, H.1, H.2, H.3, L.3.3.4• Figures 3.1.8(E), 7.3.1• Table 5.1.4.3• Bibliography

Sets out requirements and means of conformance for the design, installation and commissioning of gas installations that are associated with the use or intended use of fuel gases such as natural gas, LP Gas, or biogas.

Outlines minimum requirements for the testing and maintenance of testable backflow prevention devices in the field.

Developed for builders and building owners to use as a convenient reference to the minimum technical standards and quality of work; provides references to relevant areas of legislation and gives guidance on areas of building standards that are not covered by legislation.

As a subcontractor, it is your responsibility to fully understand your rights and obligations in the relationship with your head contractor under contract law, before you enter into any subcontracting arrangement.

Your contractor must give you this guide before you sign a contract priced at or over $20,000.

Specifies requirements for the design and installation of sanitary plumbing and drainage from fixtures to a sewer, common effluent system or an on-site wastewater management system, as appropriate. It applies to new installations as well as alterations, additions or repairs to existing installations.