Maryland Statutes
Subtitle 3 - Commercial Real Estate Broker's Lien
Section 14-312 - Releases

(a)    At the time of any settlement or payment in full between a broker and an owner, the broker shall give to the owner a signed release of the broker’s lien established under this subtitle.
    (b)    An owner is not subject to a lien and is not otherwise liable for any commission included in the release under subsection (a) of this section.