Tennessee Code Title 16. Courts § 16-5-103

(a) The judges of the court of criminal appeals shall be elected by the qualified voters of the state in a statewide retention election conducted in accordance with title 17, chapter 4, part 1. Vacancies on the court of criminal appeals shall be filled by the governor in accordance with title 17, chapter 4, part 1.

(b) Their oath of office shall be filed and entered on the minutes of the court in the particular grand division from which the judge has been appointed or elected. The oath shall likewise be filed and entered on the records in the office of the secretary of state at Nashville.