EPA Backs States’ Use Of Auto GHG Limits In SIPs, Undercutting Rollback

EPA is approving state implementation plans (SIPs) to meet federal ozone standards that rely on Obama-era vehicle greenhouse gas limits for reducing emissions even as the agency prepares to scrap such measures after finishing its controversial rule preempting states from enforcing their own vehicle GHG rules. In the most recent action, EPA in an April 2 Federal Register notice formally approved New York’s request to include ozone reductions stemming from its GHG vehicle program, also known as a low-emissions...