Md. Code, Alc. Bev. & Cannabis § 23-2704

(a) (1) The prohibitions in §§ 6–308 and 6–319 of this article concerning the on–premises consumption of alcoholic beverages not purchased from a license holder do not apply to a social event, including a dance, wedding, or fundraiser, that is held in a hall rented from and located on the premises of a veterans organization that holds a license. (2) The veterans organization may not sell or provide alcoholic beverages to the individuals attending the social event. (b) Residents and guests of residents in a continuing care retirement community that holds a Class C (continuing care retirement community) beer, wine, and liquor license may consume beer, wine, or liquor not purchased from the continuing care retirement community if: (1) the beer, wine, or liquor is consumed with a meal in the dining room; and (2) the continuing care retirement community: (i) is operated by a nonprofit organization for the continuing care retirement of individuals at least 60 years old; (ii) has been incorporated for at least 1 year; (iii) has obtained a certificate of registration from the Department of Aging under Title 10, Subtitle 4 of the Human Services Article; and (iv) prepares and serves meals during regular operating hours to residents and their guests.