Md. Code, General Provisions § 5–503

(a) This section does not apply to members of the General Assembly.

(b) An official or employee may not be employed by an entity that is a party to a contract that binds or purports to bind the State if:

(1) the duties of the official or employee include matters substantially relating to or affecting the subject matter of the contract; and

(2) the contract binds or purports to bind the State to pay more than $1,000.