Md. Code, Criminal Law § 13–706

The following organizations are not required to obtain a license under § 13-705 of this subtitle to conduct bingo:

(1) a religious organization;

(2) a patriotic organization;

(3) an educational organization;

(4) a charitable or benevolent organization;

(5) a civic organization;

(6) a volunteer fire company; or

(7) any other organization that is authorized under § 13-703 of this subtitle and Subtitle 2 of this title to conduct bingo in the county.