D.C. Circuit Vacates Trump EPA’s ACE Power Plant Greenhouse Gas Rule

The U.S. Court of Appeals for the District of Columbia Circuit has vacated EPA’s Affordable Clean Energy (ACE) power plant greenhouse gas rule, handing the agency a major defeat on the penultimate day of the Trump administration while easing the incoming Biden team’s ability to rewrite it. A three-judge panel of the court in a split Jan. 19 opinion vacated and remanded the ACE rule to EPA, while also vacating the agency’s separate action extending compliance timelines for all rules...