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Confidential Business Information under TSCA

  • CBI Procedural Rule

    On June 1, 2023, EPA issued a final rule relating to the assertion and maintenance of confidential business information claims under TSCA. Learn more.

    Read the final rule. 

    Watch the final rule webinar recording.

  • EPA Review and Determination

    EPA is required to review and make determinations on many TSCA CBI claims.  Learn More

This website informs businesses, policymakers, and the public about the confidential business information (CBI) provisions of § 14 of the Toxic Substances Control Act (TSCA), as amended by the Frank R. Lautenberg Chemical Safety for the 21st Century Act.

About CBI under TSCA

About CBI under TSCA
  • Overview
  • Health and safety information
  • Frequent questions
  • Requesting access to CBI under TSCA

Fulfilling TSCA CBI Requirements

Claiming Information CBI
  • Making CBI claims in TSCA submissions
  • Final CBI Procedural Rule (2023)
  • Substantiation of CBI claims at the time of initial submission
  • What to include in CBI substantiations
  • EPA review and determination of CBI claims
  • Policies for Deficient TSCA CBI Submissions
  • Statistics for the TSCA CBI Review Program

CBI Review Results

CBI Review Results
  • Statistics for the TSCA CBI Review Program
  • Unique Identifiers for CBI Chemicals

News

  • Read the final CBI Procedural Rule
  • Learn more about the CBI Procedural Rule 
  • Updates to Confidential Status of Chemicals on TSCA Inventory
  • Updated information on CBI reviews and final determinations available

Sign up for TSCA and Other Chemical Safety News

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Resources

  • Annual TSCA CBI/VDI Training
  • The official text of TSCA as amended by the Frank R. Lautenberg Chemical Safety Act of the 21st Century is available in the United States Code on FDSys, from the U.S. Government Printing Office
  • Call the TSCA Hotline (202) 554-1404
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 12, 2025
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