Maryland Code, TRANSPORTATION 11-135
(i) Is self-propelled or propelled by electric power obtained from overhead electrical wires; and
(ii) Is not operated on rails.
(2) “Motor vehicle” includes a low speed vehicle.
(b) “Motor vehicle” does not include:
(1) A moped, as defined in § 11-134.1 of this subtitle;
(2) A motor scooter, as defined in § 11-134.5 of this subtitle;
(3) An electric bicycle, as defined in § 11-117.1 of this subtitle;
(4) An electric low speed scooter, as defined in § 11-117.2 of this subtitle; or
(5) A personal delivery device, as defined in § 21-104.5 of this article.