Maryland Public Safety Section 13-902
§ 13-902.
  (a)   This section does not apply to a member of the United States Army, Navy, Air Force, Marines, or Coast Guard, the organized militia of this State or another state, an officer of the Maryland Defense Force, or a member of associations wholly composed of soldiers honorably discharged from the armed forces of the United States.
  (b)   A person may not:
    (1)   hide, sell, dispose of, offer for sale, purchase, retain after a demand by a commissioned officer of the organized militia, or pledge any arms, uniforms, equipment, or other military property issued under this title; or
    (2)   wear any of the following articles or objects prescribed by law for the use of the organized militia:
      (i)   a uniform;
      (ii)   a device, strap, knot, or insignia of any design or character that is used as a designation of grade, rank, or office; or
      (iii)   an article or object similar to an article or object described in item (i) or (ii) of this item.
  (c)   (1)   A person who violates this section is guilty of a misdemeanor and on conviction is subject to a fine of not less than $20 and not exceeding $50 for each offense.
    (2)   (i)   A fine imposed under paragraph (1) of this subsection shall be paid to the Adjutant General.
      (ii)   The Adjutant General shall apply a fine paid under this paragraph to the use of the organized militia.