Maryland Alcoholic Beverages Section 12-209

      In Charles County no licensee and no agent, servant or employee of said licensee shall be permitted to sell any alcoholic beverages except in a room having one or more plain glass windows or doors so as to enable persons standing on the outside to observe the interior of the premises at all hours, and no curtain, blind, screen or other obstruction shall be placed before such windows, or doors. Any person violating any of the provisions of this section shall be deemed guilty of a misdemeanor and upon trial and conviction shall be subjected to a fine of not less than $50 nor more than $250, or may be confined in the county jail or in the house of correction for not less than 60 days or both, in the discretion of the court.