United States: Clean Air / Pollution

On December 8, 2025, the Minnesota Pollution Control Agency (MPCA) finalized its PFAS-in-Products program rules in response to an Administrative Law Judge order requiring the Agency to reduce fees, among other changes.

The Minnesota Pollution Control Agency (MPCA) adopted on December 8, 2025, a final rule regarding the reporting of per- and polyfluoroalkyl substances (PFAS) in products, which is set to impose significant...

After a two-year rulemaking process, on Dec. 8, 2025, the Minnesota Pollution Control Agency ("MPCA") finalized a rule that, with very limited exemptions, imposes a first-of-its-kind reporting requirement...

Microplastics pollution has emerged as a significant issue as the public learns more about the presence of microplastics in the environment and how they may enter the human body.

On Nov. 10, 2025, the New York State Department of Environmental Conservation (DEC) and the New York State Office of the Attorney General (OAG) entered into a memorandum of agreement (MOA) to streamline the land acquisition process in New York.

The Eleventh Circuit has confirmed that an insured's failure to give prompt notice of a pollution condition—despite reporting within the policy period...

The US Environmental Protection Agency (EPA) recently announced two significant reforms to its New Source Review (NSR) permitting program for major sources of air emissions.

What Happened? The U.S. Court of Appeals for the District of Columbia Circuit (D.C. Circuit) recently overturned the U.S. Environmental Protection Agency's (EPA's) 2023 final rule...

In the first week of September, there were two important developments related to regulatory programs under the federal Clean Air Act (CAA)—the U.S. Environmental Protection Agency (EPA or the Agency)...