EPA grants waivers for CA’s on-highway heavy-duty vehicle
By SDCN Editor Washington, D.C.–The U.S. Environmental Protection Agency (EPA) is issuing a decision that grants two requests for waivers of preemption regarding four California Air Resource Board (CARB) regulations related to California’s heavy-duty vehicle and engine emission standards. Under the Clean Air Act, California is afforded broad discretion to adopt emissions requirements to meet…
