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EPA Publishes August 2025 TSCA Inventory Update
Toxic Substances Control Act (TSCA) — TSCA InventoryU.S. Environmental Protection Agency (EPA)US
Announced
Aug 14, 2025
Description
EPA released the latest biannual update to the TSCA Inventory on August 14, 2025. The TSCA Inventory is a comprehensive list of all existing chemical substances manufactured, processed, or imported in the U.S. under TSCA. The public portion is available on EPA's website, while substances claimed as Confidential Business Information require valid bona fide intent to access. This update helps companies determine whether substances are 'new' (requiring PMN) or 'existing' (on the inventory).
Sources
Key Findings
EPA Publishes August 2025 TSCA Inventory Update
ed on this computer. Please [click here to see any active alerts](/alerts). #### Breadcrumb # Now Available: Latest Update to the TSCA Inventory ### **Released August 14, 2025** The U.S. Environmental Protection Agency (EPA) has released the latest [Toxic Substances Control Act (TSCA) Inventory](/tsca-inventory/how-access-tsca-inventory), with the public portion available on [EPA’s website](/tsca-inventory/how-access