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
The United States Environmental Protection Agency (“EPA”) issued a pre-publication version of a proposed rule that would remove affirmative defense provisions from certain Clean Air Act New Source Performance Standards...more
The United States Environmental Protection Agency (“EPA”) published in the September 13th Federal Register a proposed rule that would amend the general provisions for Clean Air Act National Emission Standards for Hazardous...more
The Northeast States for Coordinated Air Use Management (“NESCAUM”) submitted August 9th comments to the United States Environmental Protection Agency (“EPA”) addressing: National Emission Standards for Hazardous Air...more