The court holds that an electric utility lacks standing to petition for review a U.S. Environmental Protection Agency (EPA) final rule approving a revision to the new source review program of Pennsylvania's Clean Air Act (CAA) state implementation plan (SIP). The state's new source review program is...

The court holds unlawful a U.S. Department of Commerce fishing quota that allocates the summer catch of scup on a state-by-state basis for Massachusetts, New York, and Rhode Island. Massachusetts argued that the quota was based on incomplete historical data that reflected only scup landings from lar...

The court upholds a U.S. Environmental Protection Agency (EPA) rule that allows the Agency to issue variances from general Resource Conservation and Recovery Act (RCRA) treatment standards if such standards would likely discourage aggressive remediation of previously disposed of hazardous waste. The...

The court holds that a district court abused its discretion by abstaining from hearing property owner's Resource Conservation and Recovery Act (RCRA) claims against two petroleum companies. The court first holds that Florida's underground storage tank (UST) program is preempted to the extent there i...

The court affirms a district court's grant of summary judgment in favor of the U.S. Department of Commerce (DOC), finding that its denial of Connecticut's petition for rulemaking under the Magnuson-Stevens Act was not arbitrary or capricious and was consistent with all relevant law. Connecticut soug...

The court holds that Eleventh Amendment sovereign immunity bars an environmental group's suit against a state environmental agency challenging the U.S. Fish and Wildlife Service's grant of a migratory bird depredation permit to the state agency. The court first holds that the state environmental age...

The court holds that a metal mining operator's claims against the U.S Environmental Protection Agency (EPA) for allegedly revising the Emergency Planning and Community Right-to-Know Act's (EPCRA's) toxic release inventory program as it applies to the mining industry without formal rulemaking are rip...

The court affirms a district court denial of summary judgment to a building industry association challenging the U.S. Fish and Wildlife Service's (FWS') listing of four species of fairy shrimp that live in vernal pools in California as endangered or threatened under the Endangered Species Act (ESA)....

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 reflect the emissions achieved in practice by the best performing sources as required by the Clean Air Act (CAA)....

The court holds that Massachusetts' environmental superlien statute, which allows the commonwealth to place a priority lien on property after spending money assessing or cleaning up a polluted tract of land, evades the Bankruptcy Code's automatic stay provision. The case arose after Massachusetts so...