Amid Industry, Fleet Owner Fears, CARB Plans Tougher Truck ZEV Rule

California Air Resources Board (CARB) staff are outlining several areas where they are planning to strengthen a landmark proposed rule requiring medium- and heavy-duty truck makers to sell more zero-emission vehicles (ZEVs), despite concerns expressed by manufacturers and fleet owners. During a Feb. 20 workshop, CARB staff explained possible changes to the board’s October proposed “Advanced Clean Trucks Rule,” including removing an exemption for near-term ZEV sales targets for larger pickups, hiking current targets for all classes of trucks though...