Md. Code, Tax - General § 13–1018

An officer, employee, former officer, or former employee of the State, a political subdivision of the State, or a person, governmental entity, or tax compliance organization to which tax information has been disclosed in accordance with § 13–203 of this title who makes a disclosure in violation of Subtitle 2 of this title is guilty of a misdemeanor and, on conviction, is subject to a fine not exceeding $1,000 or imprisonment not exceeding 6 months or both.