Md. Code, Transportation § 13–502

(a) Except as otherwise permitted in this subtitle, before the transferee of a registered vehicle may drive a vehicle on a highway, the transferee shall apply for and obtain a new registration of the vehicle, as on an original registration.

(b) Except as otherwise permitted in this subtitle, before the transferee of a registered vehicle may permit the vehicle to be driven on a highway, the transferee shall apply for and obtain a new registration of the vehicle, as on an original registration.

(c) If the vehicle is not driven on a highway, however, the vehicle need not be registered.