Notices of Commencement Received under TSCA

This page lists Notices of Commencement of Manufacture or Import (NOCs) received by EPA under section 5 of the Toxic Substances Control Act (TSCA).

EPA provides the following information (to the extent that such information is not claimed as confidential business information (CBI)) on the NOCs received by EPA starting June 1, 2019:

• the EPA case number assigned to the NOC including whether the submission was an initial or amended submission;
• the date the NOC was received by EPA;
• the date of commencement provided by the submitter in the NOC;
• a notation of the type of amendment (e.g., amendment to generic name, specific name, technical contact information, etc.); and
• chemical substance identity.

In the table below, an (S) indicates the information is the specific information provided by the submitter, and a (G) indicates this information in the table is generic information because the specific information provided by the submitter was claimed as CBI.

To search for a specific case, enter the case number in the search box at the upper right of the table.

Learn more about other types of information received under TSCA section 5:

• TSCA New Chemicals Notices Received
• TSCA Section 5 Test Information Received
• Back to general information on new chemical submissions received

Download the table in PDF format.  Notices of Commencement Received under TSCA (pdf) (850.78 KB)
The table below and PDF version contain information from June 2019 through October 2024.