Tennessee Code Title 16. Courts § 16-5-107

(a) The court of criminal appeals shall sit at Knoxville, Nashville, Jackson and such other places as the presiding judge may from time to time designate for the purpose of hearing and deciding cases and such other matters as may come before it for its consideration and determination.

(b) The regular terms of the court of criminal appeals shall be the fourth Monday in June at Knoxville; the third Monday in February at Nashville; and the second Monday in October at Jackson.

(c) The court of criminal appeals may sit at such places as the presiding judge may designate without reference to terms, for the purpose of hearing and deciding cases and other matters before it, and for such period of time as may in the judgment of the court be necessary or required for the prompt and orderly dispatch of the business before the court at such time.

(d) The court of criminal appeals shall sit in panels of three (3) judges. The court may sit en banc, or in panels of five (5) or seven (7) judges, at any regular or special term, in the discretion of the presiding judge thereof, entered upon the minutes of the particular court in each instance. In each such event, the concurrence of a majority of the judges so sitting shall be necessary to constitute a decision of the court.