Maryland Statutes
Subtitle 25 - Unlicensed Establishments
Section 17-2501 - Selling, Serving, Keeping, or Allowing Consumption of Alcoholic Beverages

(a)    A public club, room, or other unlicensed establishment, at a location under the control or possession of the establishment, may not:
        (1)    sell or serve alcoholic beverages to a member or guest;
        (2)    keep alcoholic beverages for a member or guest;
        (3)    allow a customer to consume or to be served or given alcoholic beverages from the supplies that the customer has previously purchased or reserved; or
        (4)    sell, serve, keep, or allow to be consumed setups or other component parts of mixed alcoholic drinks to a member or guest.
    (b)    A person that operates a business establishment for profit that is not licensed under this article may not knowingly allow a customer to bring alcoholic beverages for consumption into the establishment.
    (c)    A person that violates this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $1,000.