Metropolitan Water Supply, Sewerage, and Drainage Board (Validation) Act 1977Law:A502:atom:currency:withsubsidiary2026-05-05T00:00:00.0000000+08:00Metropolitan Water Supply, Sewerage, and Drainage Board (Validation) Act 1977A502:2008090115342008-09-01T15:34:00.0000000+08:00Metropolitan Water Supply, Sewerage, and Drainage Board (Validation) Act 1977Metropolitan Water Supply, Sewerage, and Drainage Board (Validation) Act 1977PCO Helpdesklegislation@pco.wa.gov.au