Chemical Industry Cites Chevron’s End To Bolster MON Rule Challenge

Months after oral argument, the chemical industry is urging an appellate court to consider the Supreme Court’s recent ruling ending Chevron deference as it weighs the lawfulness of EPA’s air toxics rule for certain plants, arguing that the holding bolsters its claim that the agency violated Clean Air Act mandates when it relied solely on a controversial risk value for ethylene oxide (EtO). In a July 26 “supplemental authority” letter , the American Chemistry Council (ACC) urged the U.S...