A medical sterilizer is suing EPA over its rule limiting occupational exposures to ethylene oxide (EtO) under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA), a move that comes after the agency announced it will reconsider its air toxics rules for such facilities and puts more pressure on EPA to overturn a key EtO risk assessment.
September 16, 2026
EPA is proposing new measures that would significantly strengthen regulatory oversight of emissions of the solvent ethylene oxide (EtO) from sterilization facilities and other settings, unveiling plans to set strict new workplace safety standards under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) as well as air emissions limits to mitigate high cancer risks.
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Petrochemical and other industry groups are urging the White House not to tighten mandates under EPA’s risk management plan (RMP) program that requires facilities using very hazardous substances to follow plans to reduce risk of dangerous releases, as the agency moves toward reviving Obama-era policies that the Trump administration rescinded.
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EPA has issued guidance aimed at improving indoor air quality in buildings, calling for measures including ventilation and filtration improvements as well as air quality assessments as part of an administration-wide COVID-19 plan that public health experts hope will eventually lead to binding state or federal safety standards.
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Top House lawmakers are offering tentative support for a Senate-crafted deal that will give states an additional year to regulate some substances before EPA could preempt their efforts under a Toxic Substances Control Act (TSCA) reform bill.
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The treated wood sector, including companies that use wood products as a fuel source, is urging the Environmental Protection Agency to ensure that it defines treated wood as a “fuel” subject to EPA's boiler air toxics rule rather than a “waste” subject to stricter incinerator emissions limits.
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