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
President Donald Trump's April 8, 2025, proclamation extends the compliance deadline for the EPA's Mercury and Air Toxics Standards (MATS) by two years, from July 8, 2027 to July 8, 2029, asserting national security concerns...more