Md. Code, Alcoholic Beverages and Cannabis § 13–1403

(a) An applicant for a license in the county shall include on the application:

(1) (i) a statement whether the applicant is a natural–born citizen or a naturalized citizen; or

(ii) if the applicant is not a natural–born citizen or a naturalized citizen, information or documentation required by the Board to show proof of immigration status; and

(2) a statement that the applicant is a resident of the State at the time the application is filed.

(b) The Board may obtain information from the Social Security Administration and the Department of Homeland Security — Immigration and Customs to verify the citizenship or immigration status of the applicant.