Although changes to federal hours of service rules go into effect Sept. 29 offering more flexibility to trucking, if you operate only in California, you will not be able to use any of the new options, according to the Western States Trucking Association.
California's New Low-NOx Rules Concern Truck, Engine Makers
The California Air Resources Board approved sweeping new emissions regulations affecting heavy-duty trucks sold in the state. Truck and engine makers decried the new rule.