US lawWashingtonRegulationsTitle 173 — ECOLOGY, DEPARTMENT OFChapter 173-492 — MOTOR FUEL SPECIFICATIONS FOR OXYGENATED GASOLINE173-492-020WAC 173-492-020WAC 173-492-020. ApplicabilityLast amended: 1992Year: 2026Length: 24 wordsOfficial source This regulation shall apply to all gasoline offered for sale in the control areas and over the control periods defined in WAC 173-492-070 .PreviousWAC 173-492-010NextWAC 173-492-030