EPA releases latest public TSCA Inventory update and notes next regular update planned for winter 2026

EPA announced availability of the latest update to the public (non-confidential) TSCA Inventory as part of its biannual posting cycle, including updates to inventory totals and associated data elements (e.g., commercial activity, unique identifier data, regulatory flags). EPA also notes the next regular update is planned for winter 2026. Compliance teams should refresh internal inventory reference datasets and re-check substance listing status and applicable flags used to support TSCA Inventory determinations.