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California Mobile Source Programs

Description

Primary website for access to California’s programs to reduce emissions from cars, trucks, and motorcycles. Provides links to major programs, fact sheets and research.

Questions this resource can help answer

What regulations and programs does California have to reduce emissions from vehicles?

How do I use this resource?

This website includes links to vehicle emissions reduction programs. You can access programs specific to light duty vehicles, trucks, or motorcycles (large tiles at the top of the site) or view all programs in the “Programs” section. There are additional resources below the programs, including fact sheets, research, and additional information.

Pro tips

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