A group of truck manufacturers filed a lawsuit on August 11 against California regulators contending that the state lacks the authority to enforce its heavy-duty vehicle emissions standards, which are stricter than federal...more
Truck engine maker Cummins Inc. has agreed in principle to pay a $1.675 billion civil penalty for installing devices on hundreds of thousands of engines to allow them to emit excess pollution. According to the U.S. Department...more
The California Air Resources Board (CARB) and the Truck and Engine Manufacturers Association said on Thursday that they had reached an agreement, referred to as the "Clean Truck Partnership," that gives new flexibility for...more