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Victorian plumbing certificates of compliance and lead-free plumbing products

Plumbing certificates of compliance must clearly specify where non-lead-free and lead-free plumbing products are installed.

In Victoria, plumbing work that commenced on or after 1 May 2026 must comply with the lead-free plumbing products requirements where the product is listed in the NCC at A5G4(2) and in contact with drinking water.

The Victorian Building and Plumbing Commission has provided two alternatives for plumbers issuing compliance certificates to separate the installation of lead free and non-lead-free plumbing products for works commenced prior to 1 May 2026.

Option 1: Multiple compliance certificates

  • A plumber issues a compliance certificate for the work completed prior to 1 May 2026 to certify the work where non-lead-free products were installed under the previous obligations; and
  • A plumber issues a second compliance certificate for the work completed post 1 May 2026. This work must have installed lead-free products.

A fee is payable to the BPC for each certificate when multiple certificates are issued.

Option 2: Single compliance certificate

  • A plumber issues a compliance certificate for all work completed that provides clear details of the work carried out prior to 1 May 2026 and the work carried out post 1 May 2026; and
  • Keeps any relevant records and evidence that supports the installation date.
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The above is intended to provide general information in summary form. The content does not constitute specific advice and should not be relied upon as such. Formal advice should be sought by members and customers with respect to particular matters before taking action.

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