Tennessee Code Title 17. Judges and Chancellors § 17-2-105

In case of the incompetency, sickness or other disability of any judge of the court of appeals or court of criminal appeals, the governor shall have the power to commission a person to fill the vacancy during the incompetency, sickness or other disability of the judge, and the person so appointed shall be paid the same salary for the time served and receive the same expense allowance as that allowed the regular judge.