Below are the prepublication version of "High-Priority Substance Designations under the Toxic Substances Control Act (TSCA) and Initiation of Risk Evaluation on High-Priority Substances; Notice of Availability" and the Response to Comments document.
Return to the Chemical Substances Undergoing Prioritization: High Priority page.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.