US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 8 — Department of Environmental Quality - Hazardous Waste ManagementR18-8-256R18-8-256R18-8-256. ReservedReservedLength: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-8-256R18-8-256. ReservedPreviousR18-8-255NextR18-8-257