Light-duty stakeholders


Alliance of Automobile Manufacturers
BMW
Chrysler
General Motors
Jaguar Land Rover
Mazda
Mitsubishi
Porsche
Toyota
Volkswagen

Medium- & heavy-duty stakeholders


California Air Resources Board
Chrysler
Cummins
Daimler Trucks
Daimler Vans
Navistar
North American Trucks (Mack and Volvo)