LimeBike electric scooter controversy last summer should be diminished in 2019. Those 18 or older are no longer required to wear bicycle helmets while riding motorized scooters. Passage of AB 2989, Flora allows motorized scooters to operate in California within a Class IV and Class II bikeway. Local jurisdictions may pass ordinances to allow motorized scooters on highways with speed limits up to 35 miles per hour. It is still illegal to operate a motorized scooter on a sidewalk.