Maryland Transportation Section 5-1008

      (a)      Except as specifically authorized by State or federal law, a person may not be aboard, board, or attempt to board any aircraft engaged in certificated air commerce services with any firearm or explosive on or about his person, whether openly or concealed.

      (b)      Any person who violates any provision of this section is guilty of a felony and on conviction is subject to imprisonment not exceeding 10 years.