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Chemical Data Reporting under the Toxic Substances Control Act

  • 2024 CDR Information Now Available

    EPA has published information collected during the 2024 CDR cycle.

    • Get the data
    • Learn about using and interpreting the data
The Chemical Data Reporting (CDR) rule, under Section 8 of the Toxic Substances Control Act (TSCA), requires manufacturers (including importers) to provide information to EPA on the production and use of chemicals in commerce. CDR data help EPA protect the public from potential chemical risks.
 
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  • Basic Information

    Pallets of drums containing chemicals inside a warehouse

    Overview of CDR to understand this data collection.

    Learn More
  • CDR Reporting

    Resources for completing and submitting CDR reporting forms.

    Start Reporting
  • Regulation & Petitions

    History of the CDR Program and how to petition for changes to chemical lists. 

    Learn More
  • CDR Data

    Find out about each CDR collection period and access the data.

    Get Data
  • National Review

    Interactive summary of CDR data and trends.

    Browse Report
  • Beyond CDR

    Find out about other TSCA actions.

    Learn More
Contact Us About Chemical Data Reporting Under TSCA to ask a question, provide feedback, or report a problem.
Last updated on April 20, 2026
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