EPA poised to issue final rule ending ‘once in’ air toxics policy

September 22, 2020
EPA is poised to issue its final rule ending a decades-long “once in, always in” policy that required facilities subject to strict “major” source air toxics controls to always adhere to those limits even if they reduced emissions to below the threshold for less-regulated “area” sources, a move likely to trigger a lawsuit from environmentalists. According to the White House Office of Management and Budget (OMB) website, EPA’s final rule completed interagency review at OMB Sept. 21, clearing the way...


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