Court’s ‘Major Questions’ Ruling May Drive New Climate Rule Challenges

The Supreme Court’s decision barring EPA from mandating generation shifting from dirtier electricity sources to cleaner facilities under the so-called “major questions” doctrine likely opens the door to countless other challenges to key climate change rules based on the same theory, attorneys warn. Legal observers are now scrambling to assess the potential fallout for multiple other rules -- including EPA’s vehicle greenhouse gas standards, its pending methane rule for the oil and gas sector, the Securities and Exchange Commission’s climate-related...