Maryland Commercial Law Section 11-1403
§ 11-1403.
  (a)   Before discussing a contract for the payment of royalties or the use of copyrighted works by a proprietor and before collecting or attempting to collect a royalty or fee under the contract, an agent or an employee of a performing rights society shall:
    (1)   Disclose that the agent or employee is acting on behalf of a performing rights society;
    (2)   Identify the performing rights society for which the agent or the employee acts; and
    (3)   Disclose the purpose of the discussion.
  (b)   A performing rights society or the agent or employee of the performing rights society may collect a royalty or any other fee only as provided in a contract executed in accordance with the provisions of this subtitle.
  (c)   A performing rights society or the agent or employee of a performing rights society may not:
    (1)   Use or attempt to use an unfair or deceptive act or practice in dealing or negotiating with a proprietor or the employee of a proprietor; or
    (2)   Charge or collect a royalty which is unreasonable in comparison to the royalties for similar licenses in the same area.