All motorized motor vehicles permitted on Multi-use Rail Trails have to be legally registered as both an ATV and/or snowmobile. Vehicles registered or developed for on-highway use for example autos, vans, jeeps and road bikes are prohibited. Twin Activity bikes should be registered being an ATV to get on state https://www.evernote.com/shard/s423/sh/1b009850-7f1a-5806-5fa8-19266bd50e83/R2lkRmrd26PoI799hHpcA2XxeidLG7bbfFaXepN33xL4G8haKDs-HuB5jg