Md. Code Ann., Alco. Bev. & Cannabis § 25-305

(b) Except as provided in subsection (c) of this section, an employee of the Department may not: (1) have a direct or indirect financial interest in the sale, manufacture, blending, brewing, distilling, rectifying, or wholesaling of any alcoholic beverage purchased or sold under this article; (2) have an interest in a license; (3) directly or indirectly solicit or receive any fee, commission, gratuity, emolument, remuneration, reward, present, or alcoholic beverage sample, and any other consideration from: (i) a person who sells, manufactures, blends, brews, distills, rectifies, wholesales, or distributes alcoholic beverages; or (ii) a license holder; or (4) derive any profit or remuneration from the purchase or sale of alcoholic beverages other than the salary paid by the county for the discharge of the employee’s duties.

(c) Subject to the County Public Ethics Law, the Department may allow a Departmental employee to be employed by a license holder if the employment directly relates to the performing arts.

(d) (1) Except as provided in subsection (e) of this section, a person listed in paragraph (2) of this subsection may not directly or indirectly offer, pay, or give a fee, reward, present, commission, gift, or sample of alcoholic beverages to an employee of the Department, a member of the County Council, or the County Executive.

(e) (1) This section does not prohibit a manufacturer, brewer, wholesaler, or dealer that sells or attempts to sell alcoholic beverages to the Department from providing samples of alcoholic beverages to the Department.

(2) A person that provides samples of alcoholic beverages to the Department shall obtain a receipt, signed by the Director, stating in detail the amount and a description of the samples.

(3) When received, samples of alcoholic beverages provided under this subsection shall be inventoried and sold in the same manner as other beverages that the Department purchases.