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Chemical Data Reporting (CDR)

Recent Announcements

August, 2011
EPA now refers to the Inventory Update Reporting (IUR) rule as the Chemical Data Reporting (CDR) Rule. This change was effective with the publication of the Inventory Update Reporting Modifications; Chemical Data Reporting Final Rule in August 2011.

Please check back periodically for updates.

August, 2012
The submission period for the 2012 CDR ended on August 13, 2012. EPA is continuing to provide support to companies through a range of resources:

August 3, 2012
Understanding the Articles Exclusion Policy - Read EPA's fact sheet with guidance on classifying articles under TSCA. (5 pp., 135 kb.) About PDF)

April, 2012
The EPA presented a webinar on May 8, 2012 on the use of the CDR electronic reporting tool. The slide presentation is available here. (18 pp., 1.89 mb.) About PDF) and the recorded webinar is available here.

January 11, 2012
Answers to your questions about Chemical Data Reporting

January 4, 2012
You may now access the Agency-provided electronic reporting tool, eCDRweb, to electronically complete and submit your CDR Form U. If you have already registered through EPA's Central Data Exchange (CDX) you may go back and access the e-CDRweb. If you have not registered, you must first register with CDX under the new "Submissions for Chemical Safety and Pesticide Programs (CSPP)" to access the eCDRweb tool.

January, 2012
The submission period for the CDR rule is from February 1 to August 13, 2012.

  • Read more about submissions on the submissions and resources pages.

December, 2011
EPA has developed on-line training modules to help those submitting reports under the 2012 CDR rule. Learn more.

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