Below is a prepublication version of the Federal Register notice containing the proposed supplemental significant new use rule for certain long-chain PFAS. This SNUR ensures EPA is notified before anyone begins or resumes the import of long-chain PFAS chemical substances as part of surface coatings on articles. Learn more about risk management for PFAS under TSCA.

• Prepublication Version of the Long-Chain Perfluoroalkyl Carboxylate and Perfluoroalkyl Sulfonate Chemical Substances Significant New Use Rule Supplemental Proposal (PDF)(43 pp, 860 K)