Tenn. Code § 10-7-701
All documents, papers, records, books of account, and minutes of the governing body of any municipal corporation, or of any office or department of any municipal corporation, within the definition of "permanent records," "essential records," and/or "records of archival value," as defined in § 10-7-301, constitute "public records" of the municipal corporation. All documents, papers, or records of any municipal corporation or of any office or department of the municipal corporation that constitute "temporary records" and/or "working papers" within the definition set forth in § 10-7-301(13) and (14) constitute "public records" of the municipality, except that "temporary records" may be scheduled for disposal as authorized in this part.
T.C.A. § 10-7-701