Md. Code, Alc. Bev. & Cannabis § 18-903

(a) There is a Class B–N (nightclub) on–sale beer, wine, and liquor license. (b) The license authorizes the license holder to sell beer, wine, and liquor for consumption on the premises of a nightclub facility that: (1) is primarily engaged in selling and serving alcoholic beverages, on a drink–by–drink basis; and (2) has a seating capacity of more than 100 people, as determined by the State Fire Marshal. (c) The license holder may sell beer, wine, and liquor during the hours and days as set out for a Class B beer, wine, and liquor license under § 18–2004(b) of this title. (d) (1) The annual license fee is $610. (2) In addition to the annual license fee, a license holder shall yearly pay $200 if the license holder provides live entertainment.