Arizona regulations
- Department of Environmental Quality - Emergency Planning and Hazardous Materials: Notice of Rulemaking Docket Opening for Emergency Planning and Community Right to Know RulesJuly 3, 2026
Arizona Department of Environmental Quality opens rulemaking docket to update Emergency Planning and Community Right to Know rules and Tier II chemical inventory reporting requirements for hazardous materials handlers.
- Department of Environmental Quality - Air Pollution Control: Notice of Rulemaking Docket Opening for Rillito PM10 Nonattainment Area (R18-2-F1301)