Litigation: EPA defends HFC leak rule rollback but Biden may undo policy

EPA in a new legal brief is defending its rollback of Obama-era standards limiting leaks of climate-warming hydrofluorocarbon (HFC) refrigerants by arguing that its narrower view of its leak prevention requirements is reasonable and lawful, even though the incoming Biden administration or new legislation might undo the decision. In its Dec. 15 brief in the U.S. Court of Appeals for the District of Columbia Circuit case Natural Resources Defense Council (NRDC) v. EPA, et al. , the agency says its...