Maryland Business Occupations and Professions Section 17-609

      If one of the purposes of the solicitation or attempted solicitation is to change the racial composition of a neighborhood, a person may not solicit or attempt to solicit the listing of residential properties for sale or lease by:

            (1)      in person door-to-door solicitation;

            (2)      telephone solicitation; or

            (3)      mass distribution of circulars.