Rules & Compliance

Learn more about the AQMD rules & compliance


CEQA was adopted in 1970 and intended to: 

  • inform governmental decision-makers and the public about potential environmental effects of a project;

  • identify ways to reduce adverse impacts;

  • offer alternatives to the project; and

  • disclose to the public why a project was approved.

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Under federal and state law, the South Coast Air Quality Management District (AQMD) is under a legal obligation to enforce air pollution regulations. These regulations are primarily meant to ensure that the surrounding (or ambient) air meets federal and state air quality standards.

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Some SCAQMD rules are administrative in nature, but many relate to a specific type of operation or source of pollution.  Because knowledge about air pollution is constantly growing, these rules and regulations are in a dynamic state, constantly changing.

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South Coast Air Quality Management District

21865 Copley Dr, Diamond Bar, CA 91765



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