(a) (1) “Vehicle” means, except as provided in subsection (b) of this section, any device in, on, or by which any individual or property is or might be transported or towed on a highway.

(2) “Vehicle” includes a low speed vehicle and an off-highway recreational vehicle.

(b) “Vehicle” does not include:

(1) An electric personal assistive mobility device, as defined in § 21-101(j) of this article; or

(2) A personal delivery device, as defined in § 21-104.5 of this article.