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Oklahoma v. McCarthy

A district court ordered Oklahoma to file a brief by July 16 explaining why the court should have jurisdiction over the state's lawsuit challenging EPA's proposed "Clean Power Plan" to reduce carbon dioxide emissions on a nationwide basis. Numerous states, including Oklahoma, recently filed a case i...

Michigan v. Environmental Protection Agency

The U.S. Supreme Court reversed and remanded EPA's rule limiting hazardous air pollutant emissions from power plants, holding that the Agency interpreted CAA §112(n)(1)(A) unreasonably when it deemed cost irrelevant to the decision to regulate power plants. CAA §112(n)(1) directs EPA to regulate e...

Openlands v. United States Department of Transportation

A district court held that the Federal Highway Administration's (FHwA's) record of decision (ROD) and EIS for a proposed tollroad project between Indiana and Illinois violated NEPA. The EIS stated that the purpose and need for the tollroad is to accommodate an anticipated population boom. The purpos...

Association of Irritated Residents v. U.S. Environmental Protection Agency

The Ninth Circuit denied petitions for review challenging EPA's promulgation of 40 C.F.R. §52.245, a regulation that revised the scope of a previous EPA decision, after the Agency determined that it had mistakenly approved certain new source review rules in 2004 as part of California's SIP. EPA iss...

WildEarth Guardians v. Montana Snowmobile Ass'n

The Ninth Circuit held that the U.S. Forest Service violated NEPA and other environmental safeguards when it designated over 2 million acres of public land within the Beaverhead-Deerlodge National Forest for use by snowmobiles and other winter motorized vehicles. In 2009, the Forest Service issued a...

Medical Advocates for Healthy Air v. U.S. Environmental Protection Agency

The Ninth Circuit denied a petition for review challenging EPA's approval of a revision to California's SIP that authorized the San Joaquin Valley air pollution control district to impose fees on mobile sources of pollution—primarily motor vehicles—as an alternative to the fees previously impose...