Md. Code Ann., Alc. Bev. & Cannabis § 9-505
The holder of a Class 1 or Class 2 wholesaler's license may not sell liquor in a container smaller than 23 ounces or 680 milliliters to a holder of a per diem license issued under § 9-1307 of this title.
Added by Acts 2016, c. 41, § 2, eff. July 1, 2016.