An official website of the United States government.

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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

Clean Air Act Advisory Committee (CAAAC)

Membership of the Mobile Sources Technical Review Subcommittee (MSTRS) of the CAAAC

This is the current list of MSTRS members from EPA; state, local, tribal governments; academic institutions; unions; environmental and public interest groups; trade associations; utilities; and industries.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.