Maryland Statutes
Subtitle 14 - Operation of Vehicles on Certain Toll Facilities
Section 21-1407 - Stopping, Standing, or Parking Prohibited; Exceptions

(a)    The driver of a vehicle may not stop, stand, or park the vehicle on any Authority highway, except:
        (1)    If necessary to avoid injury or damage to any person or property;
        (2)    In compliance with the lawful direction of an authorized employee of the Authority highway;
        (3)    At a designated area for the transaction of business at an Administration building; or
        (4)    If the vehicle is disabled or involved in an accident, in which case the vehicle shall be moved, if possible:
            (i)    To the shoulder of the roadway;
            (ii)    Adjacent to the emergency walkway on a bridge; or
            (iii)    As otherwise directed by a patrol officer.
    (b)    Notwithstanding § 25–201(b) of this article, the Maryland Transportation Authority may adopt regulations governing the removal of vehicles left unattended for 12 or more hours on any Authority highway.