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 This website is no longer updated and links to external websites and some internal pages may not work.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

Letters on TSCA and FFDCA Jurisdictional Issues

The letters below relate to jurisdictional issues between the Toxic Substances Control Act (TSCA) and the Federal Food, Drug, and Cosmetic Act (FFDCA).

The first letter was dated June 10, 1994 and outlines EPA's position on TSCA jurisdictional issues regarding process wastes and effluents from pharmaceutical manufacturing.

The second letter was dated March 30, 1994 and outlines EPA's position on TSCA and FFDCA jurisdictional issues.

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