Md. Code, Alcoholic Beverages and Cannabis § 1–312

By regulation, the Executive Director may:

(1) establish or prohibit the maximum discounts that may be allowed by a manufacturer, wholesaler, or nonresident winery permit holder in the sale and distribution of wine and liquor; or

(2) prohibit the giving of discounts by a manufacturer, wholesaler, or nonresident winery permit holder in the sale and distribution of wine and liquor.