Bills: HJR89 , HJR87 , HJR88

Keywords: EPA, pollution control, California emissions standards, NOX regulation, congressional disapproval, HJR87, H.J.Res. 87, Congressional Review Act, CRA, EPA waiver, California waiver, preemption, vehicle emissions, heavy-duty trucks, engine emissions, Advanced Clean Trucks, zero-emission vehicles, ZEV, zero-emission airport shuttle, powertrain certification