From Inside TSCA

EPA Delays SACC D4 Panel Kickoff Meeting As Government Poised To Reopen

November 11, 2025
EPA is postponing the initial meeting for the advisory panel that will peer review the draft TSCA risk evaluation of the siloxane known as D4 and is extending the public comment deadline by 15 days, though it is unclear whether the delay is a partial response to industry requests or the result of the long-running government shutdown that could end this week. The agency is delaying the Science Advisory Committee on Chemicals (SACC) panel’s kickoff meeting to prepare for its...


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