The U.S. Environmental Protection Agency (EPA) has announced plans to reopen its Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles and the Heavy-Truck Nitrous Oxide rule. This move is part of
EPA Takes First Step to Revoke California’s Clean Truck Emissions Waivers
Legal Battle Looms Over Congressional Power to Overturn California’s Emission Waivers. The Environmental Protection Agency (EPA) has sent several California vehicle emissions waivers to Congress for review, marking a potential