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This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »
Below are links to Frequently Asked Questions (FAQs) that help explain various parts of our business processes to state, federal, and industry users. To learn more about Clean Air Market Division's (CAMD) mission and accomplishments, please visit our Clean Air Markets Progress Page.