Maryland Criminal Law Section 13-707
§ 13-707.
  (a)   A license holder may issue as a prize or award to the patron of licensed bingo:
    (1)   merchandise;
    (2)   money;
    (3)   a token or ticket redeemable for money or merchandise; or
    (4)   any other thing of value.
  (b)   (1)   Except as provided under paragraphs (2) and (3) of this subsection, a license holder may not issue for one game a prize or award with a value exceeding $100.
    (2)   A holder of a Class NG beach license may issue for one game a prize with a value exceeding $100.
    (3)   A license holder may issue once each day:
      (i)   a grand prize not exceeding $1,500; and
      (ii)   a grand prize not exceeding $3,000 in retail value.