Maryland Criminal Law Section 13-2423

      (a)      Unless otherwise authorized by the county commissioners, a tip jar licensee may operate a tip jar game only:

            (1)      during normal business hours; and

            (2)      on the tip jar licensee's premises.

      (b)      A tip jar licensee may award prizes in money or merchandise for a tip jar game.

      (c)      The agency periodically shall send an agent to inspect the premises of each tip jar licensee to ensure compliance with Part III of this subtitle.