Md. Code, Alcoholic Beverages and Cannabis § 23–2002

(a) Except as otherwise provided by the Board:

(1) a holder of a 6–day Class A beer license may sell beer on Monday through Saturday, from 6 a.m. to 2 a.m. the following day; and

(2) a holder of a 7–day Class A beer license may sell beer on Monday through Sunday, from 6 a.m. to 2 a.m. the following day.

(b) (1) Except as otherwise provided by the Board and subject to paragraph (2) of this subsection, a holder of a Class B beer license may sell beer on Monday through Sunday, from 6 a.m. to 2 a.m. the following day.

(2) The license holder may not sell beer at a bar or counter on Sunday.

(c) (1) Except as otherwise provided by the Board and subject to paragraph (2) of this subsection, a holder of a Class C beer license may sell beer on Monday through Sunday, from 6 a.m. to 2 a.m. the following day.

(2) The license holder may not sell beer at a bar or counter on Sunday.

(d) Except as otherwise provided by the Board:

(1) a holder of a 6–day Class D beer license may sell beer on Monday through Saturday, from 6 a.m. to 2 a.m. the following day; and

(2) a holder of a 7–day Class D beer license may sell beer on Monday through Sunday, from 6 a.m. to 2 a.m. the following day.