Fuels Groups Flag ‘Major Questions’ In Suit On California Auto GHG Rules

Liquid fuels interests challenging EPA’s reinstated approval of California’s vehicle greenhouse gas rules are focusing their legal attacks on claims that the move improperly addresses issues of “vast significance” without clear Clean Air Act (CAA) authority, teeing up a “major questions” argument after the Supreme Court’s elevation of the issue. The arguments in a joint Oct. 24 brief in State of Ohio, et al. v EPA supplement arguments from GOP-led states that EPA’s reinstated preemption waiver for California’s rules...