Supreme Court Upends EPA’s Broad Claims of Climate Regulatory Authority

On Thursday, June 30, the U.S. Supreme Court released its decision in West Virginia v. EPA, holding that the Environmental Protection Agency (EPA) exceeded its statutory authority in adopting the Obama-era Clean Power Plan (CPP). The 6–3 decision may limit EPA’s ability to address greenhouse gas (GHG) emissions comprehensively. A summary of the Court’s reasoning is set out below, followed by four “key takeaways.” (more…)