Maryland Code, Alcoholic Beverages and Cannabis § 30-903

(i) except as provided in item (ii) of this paragraph, has had at least 50 members paying dues of at least $10 per year per member for the 5 years immediately before the year for which the license is issued; or

(ii) if the club is composed exclusively of members who served in the armed forces of the United States and is affiliated with a national organization, has at least 50 members paying the dues that were required by the national organization in the year immediately before the year for which the license is issued.