The use of electric unicycles, scooters and other seatless mobility devices are also becoming more common. Even so, she said, the city's regulations around such devices are lagging and, in many places, they don't align with current state law. Local ordinances may add specifically or oppose additional restrictions beyond what state law requires.” “We're essentially introducing a new mode type where you have pedestrians and cyclists at slower speeds and then these interim electric mobility devices, where you're bridging that speed difference. Police Chief Mike Colyer said law enforcement officials across Montana have expressed similar concerns around electric mobility.