Tenn. Code Ann. § 40-3-205: Payment of fees

The fees set out in § 40-3-204 shall be paid under the following circumstances:

(1) In all cases where costs are paid by the defendant as a condition for dismissal of charges pursuant to a plea negotiation;

(2) In all cases where the defendant agrees to pay the costs in exchange for a dismissal of charges; and

(3) In all cases where the defendant is convicted before a judge or jury.