The Maricopa County Air Quality Permit Engineering Division is responsible for
reviewing applications for Title V, Non-Title V and General permits. Follow the
links on the left side of your screen for these respective areas as well as permit
application forms and informational documents.
What is an air quality permit?
A permit is a written authorization to build, install and/or operate equipment
that emits, or controls, the emissions of air contaminants such as:
Volatile Organic Compounds [VOCs]
Particulate Matter [PM10 or PM2.5]
Carbon Monoxide [CO]
Nitrogen Oxides [NOx]
Sulfur Oxides [SOx]
Hazardous Air Pollutants [HAPs]
For more information on the Maricopa County Air Quality Department permitting process, view our
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Have Questions? Please feel free to email us.