1. The driver of any motor vehicle when traveling upon a downgrade may not coast with the gears or transmission of such vehicle in neutral. 2. The driver of a truck or bus when traveling upon a downgrade may not coast with the clutch disengaged.
Coasting prohibited
N.D.C.C. § 39-10-56, under General Rules of the Road.
N.D.C.C. § 39-10-56