Md. Code, Business Regulation § 9–309

(a) When an employment agency and a client execute a contract or other document, the employment agency shall give the client a copy of the document.

(b) For each fee that an employment agency receives from a client, the employment agency shall give the client a receipt that states:

(1) the name of the client;

(2) the date of payment;

(3) the amount of the fee paid; and

(4) the balance of the fee due.