Governing Law and Regulations
Arizona Department of Environmental Quality (ADEQ) Air Quality Division
Maricopa County Air Quality Department
Pima County Department of Environmental Quality
Pinal County Air Quality Control District
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Arizona's air emissions permit program is a unitary permit program, where a "unitary," or single, permit is issued for construction, operation, or modification of both major and minor sources. Major sources require a ...