The court holds that the New York Air Pollution Mitigation Law is preempted by the Clean Air Act (CAA) and violates the U.S. Commerce Clause. Under Air Pollution Mitigation Law §66-k, an electric…

The court affirms a February 2001, district court order requiring the U.S. Environmental Protection Agency (EPA) to make an air quality attainment status determination for the St. Louis, Missouri…

The court affirms a district court conviction and sentencing of an individual for six counts of violating the Clean Air Act's (CAA's) asbestos national emissions standard for hazardous…

The court dismisses an environmental group's Clean Air Act (CAA) citizen suit alleging that two Tennessee Valley Authority (TVA) plants exceeded Tennessee's state implementation plan (…

The court upholds an individual's conviction under the Clean Air Act (CAA) for unlawfully removing and disposing of asbestos from a building in violation of the national emissions standards…

The court affirms in part and reverses in part a district court grant of summary judgment in favor of the Bureau of Land Management (BLM) in a suit brought by an individual who alleged that a BLM…

The court denies an environmental group's petition to review the U.S. Environmental Protection Agency's (EPA's) approval of Maryland's revised motor vehicle emissions budget (…

The court vacates the Environmental Protection Agency's (EPA's) approval of a county's Clean Air Act (CAA) new source review (NSR) program because EPA did not adequately assess…

The court denies most of oil companies' motions to dismiss in a class action suit brought by individual well owners claiming that the companies knowingly caused methyl tertiary butyl ether (…

The court remands the U.S. Environmental Protection Agency's (EPA's) hazardous air pollutant emission standards for hazardous waste combustors to the Agency because the standards fail to…