ELR Citation: ELR 20469
No(s). 98-1036, 99-2245 (1st Cir.)

The court holds that the Clean Air Act (CAA) §209(a) preempts Massachusetts' zero emissions vehicles (ZEV) regulations for automobile manufacturers. In 1993, the U.S. Environmental Protection Agency (EPA) granted California's ZEV program a CAA §209(b) waiver. Massachusetts then copied the program....