Maryland Code, Election Law § 13-332

(a) An individual may not become a candidate for any public or party office in this State or become a treasurer for a campaign finance entity if, as to any campaign finance report due under § 13-304 of this subtitle from, or on behalf of, that individual during the preceding five calendar years:

(b) An individual may not become a candidate for any public or party office in this State or become a treasurer for a campaign finance entity if the individual has failed to pay any civil penalty due under § 13-604.1 of this title from, or on behalf of, the individual during the immediately preceding 5 calendar years.