Md. Code, Commercial Law § 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.