Maryland Criminal Law Section 13-1810
§ 13-1810.
  (a)   A qualified organization may conduct a raffle in the county to benefit charity or to further the purpose of the qualified organization.
  (b)   A raffle shall be conducted by a qualified organization and not by a person who:
    (1)   retains a portion of the proceeds from the raffle; or
    (2)   is compensated by the qualified organization for which the raffle is held.
  (c)   A person may not receive a private profit from the proceeds of a raffle.
  (d)   A qualified organization that conducts a raffle shall:
    (1)   keep accurate records of all transactions that occur on behalf of the raffle;
    (2)   keep the records for 2 years after the raffle; and
    (3)   on request, make the records available for examination by:
      (i)   the State's Attorney for the county;
      (ii)   the county sheriff;
      (iii)   the county Department of Health and Human Services;
      (iv)   the county attorney;
      (v)   the Department of State Police; or
      (vi)   a designated officer or agent of any of those units.
  (e)   A person operating a raffle shall be a resident of the county and a member of the qualified organization.
  (f)   Prizes of money or merchandise may be awarded in a raffle conducted under this subtitle.
  (g)   For a raffle of real property, the requirements of this section are in addition to the requirements of § 12-106(a) of this article.
  (h)   (1)   Except as provided in paragraph (2) of this subsection, a qualified organization may not conduct more than 12 raffles each year.
    (2)   There is no limit to the number of 50/50 raffles that a qualified organization may conduct if the prize for each 50/50 raffle does not exceed $300.