If loan charges, commitment fees, or brokerage commissions in excess of those authorized have been paid, the amount of such excess charges, fees, or commissions, may be recovered by action brought by the person paying such excess amounts.
Actions to recover excess loan charges, commitment fees, or brokerage commissions
Tenn. Code Ann. § 47-14-114, under Interest Rates Generally.
Tenn. Code Ann. § 47-14-114