Building Commission Industry Bulletin 84 - The Building Commission is now targeting drainage plumbing diagrams

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All documents issued prior to 1 July 2017 were issued by the former Department of Commerce. Documents listed here are the latest versions available, but may be subject to review. For more information on this document, please contact

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On 14 December 2016, the Plumbers Licensing and Plumbing Standards Regulations 2000 were amended providing for the Plumbers Licensing Board (the Board) to administer drainage plumbing diagrams in Western Australia. These amendments extended the arrangement that existed from 1 July 2016 through which the Board administered drainage plumbing diagrams on behalf of the Water Corporation.

Building Commission
Last updated 01 May 2017

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