Md. Code, Transportation § 7–707

(a) The Administration may adopt and enforce regulations for the parking, operation, towing, impoundment, and sale of motor vehicles and unauthorized articles and pieces of equipment improperly placed or abandoned on property owned or controlled by the Administration.

(b) The Administration police force and local police agencies may issue citations for violations of the regulations adopted under this section.

(c) Any person who violates a regulation pertaining to this section:

(1) Is subject to a fine as specified; and

(2) Is not guilty of a criminal offense.