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New motor vehicle emission standards, §202

Mack Trucks, Inc. v. Environmental Protection Agency

The D.C. Circuit vacated an interim final rule issued by EPA that would allow manufacturers of heavy-duty diesel engines to pay nonconformance penalties in exchange for the right to sell engines that fail to satisfy nitrogen oxide...

Chamber of Commerce v. Environmental Protection Agency

The D.C. Circuit denied a petition for review challenging EPA's decision granting California a waiver from federal preemption under the...

Massachusetts v. Environmental Protection Agency

The Court held that the U.S. Environmental Protection Agency (EPA) has the statutory authority to regulate greenhouse gases (GHGs) from new motor vehicles. The case arose after private organizations petitioned EPA to begin regulating...

American Auto. Mfrs. Ass'n v. Cahill

The court holds that an automobile manufacturers association is entitled to attorney fees in connection with an underlying action in which New York's zero emission vehicle sales requirement for model years 1998-2002 was held preempted...

American Auto. Mfrs. Ass'n v. Cahill

The court holds that New York's zero emission vehicle (ZEV) sales requirement for model years 1998-2002 is preempted by Clean Air Act (CAA) §209. The court first holds that the ZEV sales requirement must be considered a standard "...

Motor & Equip. Mfrs. Ass'n v. Nichols

The court upholds the U.S. Environmental Protection Agency's (EPA's) decision to grant California a Clean Air Act (CAA) §209(b) waiver allowing the state to enforce its own on-board emissions diagnostic device (OBD) regulations, which...

American Auto. Mfrs. Ass'n v. Cahill

A district court holds that the Clean Air Act (CAA) does not preempt New York's zero emission vehicle (ZEV) sales mandate and dismisses an action brought by automobile manufacturers seeking to enjoin the state from enforcing legislation...