Maryland Public Safety Section 5-130
§ 5-130.
  (a)   In this section, "gun show" means any organized gathering open to the public at which any firearm is displayed.
  (b)   Subsections (c) through (h) of this section do not apply to a licensee.
  (c)   A person must obtain a temporary transfer permit issued by the Secretary before the person displays a regulated firearm for sale or transfer from a table or fixed display at a gun show.
  (d)   (1)   An applicant for a temporary transfer permit shall:
      (i)   submit to the Secretary an application on the form that the Secretary provides; and
      (ii)   pay to the Secretary a fee of $10 for each calendar year.
    (2)   Each additional temporary transfer permit during the same calendar year shall be issued without charge.
  (e)   The application for a temporary transfer permit shall contain any information that is necessary for the Secretary to conduct a computer background investigation.
  (f)   Each application for a temporary transfer permit shall contain the following statement: "Any false information supplied or statement made in this application is a crime which may be punished by imprisonment for a period of not more than 3 years or a fine not more than $5,000 or both.".
  (g)   (1)   The Secretary shall conduct an investigation to determine the truth or falsity of the information supplied and the statements made in the application for a temporary transfer permit.
    (2)   If there is no reason to disapprove the application for a temporary transfer permit, the Secretary shall issue the permit within 7 days after the date of application.
    (3)   The Secretary shall disapprove an application for a temporary transfer permit if the Secretary determines that:
      (i)   the applicant supplied false information or made a false statement; or
      (ii)   the application is not properly completed.
    (4)   If the Secretary disapproves an application for a temporary transfer permit, the Secretary shall notify the applicant in writing of the disapproval.
  (h)   (1)   A temporary transfer permit shall be clearly labeled "temporary" and shall include the statement: "This is not a license to engage in the business of selling firearms.".
    (2)   The temporary transfer permit shall be placed in public view as part of any display of a regulated firearm.
  (i)   (1)   A person may not receive more than five temporary transfer permits during a single calendar year.
    (2)   To display a regulated firearm for sale, trade, or transfer at more than five gun shows in a calendar year, a person shall obtain a dealer's license under this subtitle.
  (j)   A sale or transfer of a regulated firearm from a table or fixed display at a gun show is governed by §§ 5-103, 5-104, 5-117 through 5-129, and 5-136 of this subtitle.