Md. Code, Criminal Law § 13–1508

(a) An organization listed in § 13–1503(b) of this subtitle may conduct a game of 50/50:

(1) without a 50/50 license, at a meeting of the organization; or

(2) with a 50/50 license, at an event other than a meeting of the organization.

(b) A money prize for a game of 50/50 may not exceed $500.

(c) A minor may not participate in a game of 50/50.