Tennessee Code Title 40. Criminal Procedure § 40-35-215

(b) At the first meeting of the county or municipal legislative body in which the facility is located, conducted after July 1, 1995, the chief administrator shall submit the formulation of the method of sentence calculation required by subsection (a) to the legislative body for its approval.  The legislative body shall approve or modify and approve the sentence calculation.

(c) Upon the approval by the legislative body of the facility's sentence calculations, the chief administrator shall publish the sentence calculations and cause them to be prominently posted at the local jail, workhouse or facility for which they are applicable.