Gas Standards Regulations 1983Law:S38874:atom:currency2025-06-18T00:00:00.0000000+08:00Gas Standards Regulations 1983S38874:2007062415272007-06-24T15:27:00.0000000+08:00Gas Standards Regulations 1983Gas Standards Regulations 1983PCO Helpdesklegislation@pco.wa.gov.au