( February 29, 2024, 1:19 PM EST) -- DENVER — The District of Columbia Circuit U.S. Court of Appeals has exclusive jurisdiction over petitions for judicial review challenging the Environmental Protection Agency’s decision to disapprove Utah’s and Oklahoma’s state implementation plans for new air quality standards under the Clean Air Act (CAA) because the disapprovals apply nationally, a 10th Circuit U.S. Court of Appeals panel found in granting the EPA’s motions to transfer; the panel also commented on the current circuit split over the issue....