Md. Code, Alcoholic Beverages and Cannabis § 26–2502

(a) From 2 a.m. to 6 a.m. on any day, an individual may not consume alcoholic beverages:

(1) in an establishment open to the public;

(2) in a place of public entertainment;

(3) at an establishment occupied regularly by a private club or organization; or

(4) in a place at which setups or other component parts of mixed alcoholic drinks are sold directly or indirectly.

(b) An owner, a manager, or an employee of an establishment or a place specified in subsection (a) of this section may not knowingly allow consumption of alcoholic beverages between the hours specified in subsection (a) of this section.

(c) (1) A person who violates subsection (a)(1) of this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $50.

(2) An owner, a manager, or an employee of a premises or place who violates subsection (a)(2) of this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 2 years or a fine not exceeding $1,000 or both.