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View the Engineering Policy and Procedure Manual, a resource for permit applicants and Air District staff on the requirements of the permit evaluation process.

Find answers to frequently asked questions about the Clean Cars for All program.

Request access to public records and learn about the District's records management policies.

Learn about Authority to Construct permitting requirements.

Learn about improving transparency, efficiency, and accountability in the Air District’s permitting process.

Learn about funding for Hydrogen Station

View interactive maps showing air quality forecasts, air quality monitoring data, facilities, and overburdened communities throughout the Bay Area.

View notices of proposed Bay Area permit projects and public comment periods for these projects.

Sign up to receive the latest air quality news and events from the Air District.

Michael T. Kleinman Professor, Environmental Toxicology Co-Director of the Air Pollution Health Effects Laboratory Adjunct Professor in College of Medicine University of California, Irvine

Grants for income-qualified Bay Area residents to retire their older car and replace it with a plug-in hybrid, battery, or hydrogen fuel cell electric vehicle, or a pre-paid card to use for public transit and purchase e-bikes.

Learn how to renew an Air District permit

Select Recommendations for Local Governments Developing Policies to Address Air Pollution Adjacent to Communities.

View a list of permit applications received by the Air District.

For eligible facilities, the Air District’s online permitting system gives regulated industry the ability to submit permit applications, renew permits, update facility information, and access permit documents. If your facility is eligible for renewal through the online permitting system, you can follow the instructions for renewing your permit below.

Learn about the types of variances available, how to apply for one, and what happens at a variance hearing.

Sign up to receive the latest air quality news and events from the Air District.

The Air District's departments are structured to create a responsive, flexible, and thorough framework.

View the BACT / TBACT Workbook, a resource for guiding permit applicants and Air District staff through the New Source Review permitting process.

View information and materials about upcoming and past conferences.