Tenn. Code Ann. § 8-44-104: Minutes recorded and open to public - Secret votes prohibited

(a) The minutes of a meeting of any such governmental body shall be promptly and fully recorded, shall be open to public inspection, and shall include, but not be limited to, a record of persons present, all motions, proposals and resolutions offered, the results of any votes taken, and a record of individual votes in the event of roll call.

(b) All votes of any such governmental body shall be by public vote or public ballot or public roll call. No secret votes, or secret ballots, or secret roll calls shall be allowed. As used in this chapter, "public vote" means a vote in which the "aye" faction vocally expresses its will in unison and in which the "nay" faction, subsequently, vocally expresses its will in unison.