ELR Citation: ELR 20210
No(s). 05-56654 (9th Cir. Aug 20, 2007)

The Ninth Circuit affirmed a lower court decision that the Clean Air Act (CAA) does not preempt certain provisions of local "fleet rules" requiring operators to meet specified emission standards or engine requirements, but reversed and remanded the court's refusal to consider whether the CAA preempt...