Tennessee Code Title 40. Criminal Procedure § 40-14-206

The supreme court shall prescribe by rule the nature of the expenses for which reimbursement may be allowed under this part, and the limitations on and conditions for reimbursement as it deems appropriate and in the public interest, subject to this part. The rules shall also specify the form and content of applications for reimbursement or compensation to be filed under this part. The court may adopt other rules with regard to the accomplishment of the purposes of this part as it deems appropriate in the public interest. The rules shall provide for compensation for appointed counsel, not otherwise compensated, in all cases where appointment of counsel is required by law.