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
EPA has proposed to revoke the Trump administration finding in 2020 that it is not appropriate and necessary to regulate emissions of air toxics from coal- and oil-fired electric generating units. Instead, EPA proposes to...more