Chemical Data Reporting under the Toxic Substances Control Act

The 2024 CDR Reporting Period Has Ended

You can prepare for the 2028 CDR submission period by collecting data on chemicals that you are manufacturing (including importing) during the years 2024 through 2027.
- Guidance on submitting information to the CDR database.

The Chemical Data Reporting (CDR) rule, under the Toxic Substances Control Act (TSCA), requires manufacturers (including importers) to provide EPA with information on the production and use of chemicals in commerce.