D.C. Circuit Poised To Hear Argument In Ozone ‘Precursor Trading’ Suit

The U.S. Court of Appeals for the District of Columbia Circuit is poised to hear oral argument Sept. 22 in a suit filed by Sierra Club and other environmental groups over EPA’s policy allowing “interprecursor” air trading in states’ plans for attaining federal ozone standards, a practice critics say violates the Clean Air Act and may hike pollution. In Sierra Club, et al. v. EPA, et al. , Sierra Club along with Conservation Law Foundation, Downwinders at Risk, National Parks...