From 2 a.m. to 6 a.m. on any day, an individual may not consume alcoholic beverages: in an establishment open to the public; in a place of public entertainment; at an establishment occupied regularly by a private club or organization; or in a place at which setups or other component parts of mixed alcoholic drinks are sold directly or indirectly. 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. 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. 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.