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Bureau of Air Quality

Air Permits

Air Quality Permit Information

Central and Regional Office Contact Info

For general Air Quality Permit questions, see the Permit Division organizational chart. For more specific questions, contact the appropriate Regional Office serving you.

Proposed General Permits

Proposals with closed Comment Periods


  • NESHAP's
    Introduction to the National Emission Standards for Hazardous Air Pollutants
  • MACT Program Description
    Section 112 of the Clean Air Act establishes construction and reconstruction requirements for major sources of hazardous air pollutants. (PDF)

Air Toxics & Risk Assessment

Other Information