Md. Code, Corporations and Associations § 1–404

(a) Any person who owns, operates, or directs an unincorporated organization, firm, association, or other entity which includes in its name the word “corporation”, “incorporated”, or, except as provided in subsection (b) of this section, “limited” or an abbreviation of any of these words or which holds itself out to the public as a corporation is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $500.

(b) This section does not prohibit:

(1) A limited partnership from using the term “limited partnership” in its name;

(2) A limited liability company from using the terms “limited liability company” or “L.L.C.” in its name; or

(3) A limited liability partnership from using the terms “limited liability partnership” or “L.L.P.” in its name.