Diverse motorized vehiclesIncluded are, e.g. stand-on mobility devices, snowmobiles, snow scooters, all-terrain vehicles, go-carts. Low-speed cars, see 12 10 06. Diverse human powered vehicles, see 12 27.
12 17 03
Powered devices, operated by an attendant and not attached or connected to the stairs or the walls or ceiling adjacent to a stairway, intended to transport a person by climbing up or down stairs.
12 17 06
Vehicles that are driven by the user standing on them; they have two or more wheels, handlebar and a base to stand on and may have a small seat for resting.