Maryland Alcoholic Beverages Section 9-217.1

      In Prince George's County, an off-sale license of any class shall not be issued, or if issued shall not be used, where the license applicant, or holder, proposes or in fact restricts the sale of alcoholic beverages to any specific group or limited membership. If after issuance of such a license, the holder conducts his business for the sale of alcoholic beverages to a specific group or limited membership, it shall be the duty of such license holder to report such fact to the Board, within thirty days of the commencement of operation of such business in such manner, and to surrender to the Board the license theretofore issued.