Maryland Code, Health-General § 19-513

(a) Except with the approval of the administrative head of a center, a person other than an employee of the center may not bring any alcoholic beverage into any area of the center that is used by individuals under treatment in the center.

(b) An employee of the center may not:

(c) A person who violates any provision of this section is guilty of a misdemeanor and on conviction is subject to a penalty not exceeding $100 or imprisonment not exceeding 60 days or both.