Before an OHRV or snowmobile may be operated in New Hampshire, the vehicle and its riders must have the required equipment.
- All OHRV and snowmobile operators under 18 years of age must wear a helmet. Helmets must meet or exceed the Department of Transportation’s (DOT) FMVSS No. 218 specifications and have a safety-approved label from the DOT.
- All OHRV and snowmobile operators must wear eye protection unless the vehicle is equipped with a windshield or screen. The windshield or screen must cover the operator's eyes and face when the operator is sitting erect.