Tennessee Code Title 47. Commercial Instruments and Transactions § 47-25-108

When action at law or suit in equity is commenced in any court, it is lawful, in the defense thereof, to plead in bar or in abatement of the action that the plaintiff, or any other person or corporation interested in the prosecution of the action, is a member or connected with, and the cause of action grows out of, some business or transaction with such trust, pool, contract, arrangement, or combination as described in either § 47-25-101 or § 47-25-102.