On March 21, 2024, the U.S. Court of Appeals for the Fifth Circuit vacated the U.S. Environmental Protection Agency’s (EPA) December 2023 orders prohibiting Inhance Technologies, L.L.C. (Inhance) from manufacturing or processing per- and polyfluoroalkyl substances (PFAS) during its fluorination process. The court notes that in March 2022, EPA “charged for the first time” that Inhance’s fluorination process was subject to the significant new use rule (SNUR) regarding long-chain...
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The U.S. Environmental Protection Agency (EPA) proposed on July 28, 2016, revisions to the regulations governing significant new uses of chemical substances under the Toxic Substances Control Act (TSCA) with revisions to the Occupational Safety and Health Administration’s (OSHA) Hazard Communications Standard (HCS) occasioned by OSHA’s March 2012 final rule modifying the HCS to conform to the United Nations’ (U.N.) Globally Harmonized System of Classification and Labelling of...
By Lynn L. Bergeson and Richard E. Engler, Ph.D. On May 8, 2015, the U.S. Environmental Protection Agency (EPA) promulgated through a direct final rule significant new use rules (SNUR) for 25 chemical substances that were the subject of premanufacture notices (PMN). The SNURs require persons who intend to manufacture (including import) or process any of these 25 chemical substances for an activity that is designated in the SNUR as a significant new use...