Maryland Transportation Section 21-10A-02

      (a)      The owner or operator of a parking lot or the owner's or operator's agent may not have a vehicle towed or otherwise removed from the parking lot unless the owner, operator, or agent has placed in conspicuous locations, as described in subsection (b) of this section, signs that:

            (1)      Are at least 24 inches high and 30 inches wide;

            (2)      Are clearly visible to the driver of a motor vehicle entering or being parked in the parking lot;

            (3)      State the location to which the vehicle will be towed or removed;

            (4)      State the hours during which the vehicle may be reclaimed;

            (5)      State the maximum amount that the owner of the vehicle may be charged for the towing or removal of the vehicle; and

            (6)      Provide the telephone number of a person who can be contacted to arrange for the reclaiming of the vehicle by its owner or the owner's agent.

      (b)      The signs described in subsection (a) of this section shall be placed to provide at least 1 sign for every 7,500 square feet of parking space in the parking lot.