Experts See Court Curbing EPA Authority In GHG Case But Debate Scope

The Supreme Court is widely expected to issue a merits ruling curbing EPA’s Clean Air Act authority to regulate power plant greenhouse gases, but it is unclear if the justices will do so using traditional statutory interpretation tools or employ the “major questions” doctrine that could have broad ramifications for executive branch authority. Many of the court’s conservatives were muted during Feb. 28 oral arguments in the high-stakes case, West Virginia v. EPA, prompting initial observations that the justices...