Md. Code, Nat. Res. § 8-738.3

(a) This section applies to the following: (1) A vessel required to be registered with the Department under this subtitle; (2) A vessel required to have a valid number awarded in accordance with a federal law or a federally approved numbering system of another state; and (3) A vessel from a foreign country using the waters of the State. (b) A person may not operate or attempt to operate a vessel on the waters of the State while the person is prohibited from operating a vessel on the waters of the State under § 8–738(e)(3)(i) of this subtitle. (c) Notwithstanding any other provision of this title, a person who violates this section is guilty of a misdemeanor and on conviction: (1) For a first offense, shall be subject to a fine of not more than $1,000 or imprisonment for not more than 1 year or both; (2) For a second offense, shall be subject to a fine of not more than $2,000 or imprisonment for not more than 2 years or both; and (3) For a third or subsequent offense, shall be subject to a fine of not more than $3,000 or imprisonment for not more than 3 years or both.