Maryland Statutes
Subtitle 27 - Prohibited Acts
Section 11-2704 - On-Premises Consumption, Display, or Possession of Alcoholic Beverages Not Purchased From License Holder

(a)    In this section, “premises” includes a building, parking lot, picnic grounds, terrace, or grounds that form an integral part of the licensed premises.
    (b)    Except as provided in subsection (c) of this section:
        (1)    an individual may not consume, display, or possess on the licensed premises an alcoholic beverage not purchased from the license holder; and
        (2)    a license holder may not allow an individual to consume, display, or possess on the licensed premises an alcoholic beverage that is not purchased from the license holder.
    (c)    A holder of a beach and amusement park license may grant written permission to a patron of the license holder’s beach or park to bring and consume on the licensed premises an alcoholic beverage not purchased from the license holder.