Report all accidents to a ranger Operating a snowmobile while intoxicated is illegal. Possession of open alcoholic beverage containers, including bota bags, is illegal Snowmobiles must be registered according to state law. Muffler, lights, brakes must be in good working condition. Snowmobile exhaust and muffler systems must be in good working order . The maximum noise allowed is 78 decibels when measured during full acceleration at a distance of 50 feet.
Wild animals have the right of way .
Stay at least 25 yards away from wildlife Entrance fees are required. Passes are valid for 7 days and are good in both Yellowstone and Grand Teton National Parks. Wyoming Wrangler Wyoming State Snowmobile Assn.