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Update History

Feb 12, 2025
The latest version of TSCA Chemical Substance Inventory is available(as of January 20, 2025)
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U.S. TSCA Chemical Substance Inventory
May 31, 2024
The latest version of TSCA Chemical Substance Inventory is available(as of May 24, 2024)
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U.S. TSCA Chemical Substance Inventory
Feb 23, 2024
The latest version of TSCA Chemical Substance Inventory is available(as of Feb 20, 2024)
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U.S. TSCA Chemical Substance Inventory
Aug 18, 2023
The latest version of TSCA Chemical Substance Inventory is available(as of August 9, 2023)
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U.S. TSCA Chemical Substance Inventory
Feb 28, 2023
The latest version of TSCA Chemical Substance Inventory is available(as of February 16, 2023)
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U.S. TSCA Chemical Substance Inventory
Oct 10, 2022
Significant New Use Rule (SNUR) and Confidential Status of Chemicals on the TSCA Chemicals Substance Inventory were added
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U.S. TSCA Chemical Substance Inventory
Sep 30, 2022
Commercial activity data or active status of chemicals in the TSCA Chemical Substance Inventory were added
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U.S. TSCA Chemical Substance Inventory
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