On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") announced a proposed rule to repeal key amendments to the 2024 Mercury and Air Toxics Standards ("MATS") for coal- and oil-fired electric utility steam...more
Wednesday the U.S. Supreme Court heard oral argument in Michigan v. EPA, a Clean Air Act case involving hazardous air pollutant regulations, with implications for fossil fuel-fired power plant owners and operators in...more