CARB had only been enforcing the rule for 2010 and earlier model trucks and trailers, however, as the EPA’s Clean Air Act had preempted state rules. In June 2013, CARB asked EPA for a waiver of the ...
CARB had only been enforcing the rule for 2010 and earlier model trucks and trailers, however, as the EPA’s Clean Air Act had preempted state rules. In June 2013, CARB asked EPA for a waiver of the ...