Tenn. Code Ann. § 8-44-103: Notice of public meetings

(a) Notice of Regular Meetings. Any such governmental body which holds a meeting previously scheduled by statute, ordinance, or resolution shall give adequate public notice of such meeting.

(b) Notice of Special Meetings. Any such governmental body which holds a meeting not previously scheduled by statute, ordinance, or resolution, or for which notice is not already provided by law, shall give adequate public notice of such meeting.

(c) The notice requirements of this part are in addition to, and not in substitution of, any other notice required by law.