266:27-a Parking Brakes Required. – Every motor vehicle and combination of vehicles except motorcycles, farm tractors and mopeds, shall have a parking brake system adequate to hold the vehicle or combination of vehicles on any grade on which it is driven under all conditions of loading on a surface free from snow, ice or loose material, and which shall comply with performance standards issued by the director by rule adopted pursuant to RSA 260:5. Source. 1981, 479:52, eff. Jan. 1, 1982 at 12:01 a.m.
New Hampshire Legal Code