California Dump Truck Owners Ass'n v. Nichols

ELR Citation: 45 ELR 20045
No(s). 13-15175 (9th Cir.. Mar 2, 2015)

The Ninth Circuit upheld the dismissal of a trucking association's federal preemption challenge to a California environmental regulation on diesel trucks. The regulation requires heavy-duty diesel trucks, whose emissions contribute significantly to particulate matter and ozone pollution, to be upgra...