ultra efficient vehicle
(5) Ultra efficient vehicle The term “ultra efficient vehicle” means a fully closed compartment vehicle designed to carry at least 2 adult passengers that achieves— (A) at least 75 miles per gallon while operating on gasoline or diesel fuel; (B) at least 75 miles per gallon equivalent while operating as a hybrid electric-gasoline or electric-diesel vehicle; or (C) at least 75 miles per gallon equivalent while operating as a fully electric vehicle.