Reviewing New Chemicals under the Toxic Substances Control Act (TSCA)

New Chemical Exemption Notices Available
EPA is now posting new chemical exemption notices and attachments submitted to the Agency starting 4/17/2020 in ChemView. Learn more.
Attention Commenters: Docket Center and Reading Room Closed to Public Visitors
Out of an abundance of caution for members of the public and our staff, the EPA Docket Center and Reading Room is temporarily closed to public visitors to reduce the risk of transmitting COVID-19.

Learn more.
EPA Launches Section 5 Application Pop-up Notice and CDX Enhancement

03/23/2020 - The Office of Pollution Prevention and Toxics (OPPT) launched a pop-up notice in CDX to inform submitters that the absence of information in the notice may result in EPA using default values.

To learn more, call the TSCA hotline at 202-554-1404 or e-mail tsca-hotline@epa.gov.
Greater Transparency in Tracking Active New Chemical Cases
EPA launched a tool to allow companies and the public to see where cases are in the EPA review process. Learn more.

Find out exactly where active new chemical cases are in the EPA review process.
View overall program statistics on the progress of the New Chemicals Review program.
Learn more

Basic information

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Need Help?
- TSCA Hotline at 202-554-1404
- TSCA Hotline e-mail
- CDX Help Desk at 1-888-890-1995
- Central Data Exchange (CDX) Hotline