In California, electric bikes and scooters are
required to use the bike lane.
Operation of Motorized Scooters: Prohibitions
21235. The operator of a motorized scooter shall not do any of the following:
...
(b) Operate a motorized scooter on a highway with a speed limit in excess of 25 miles per hour unless the motorized scooter is operated within a class II bicycle lane.