Tenn. Code Ann. § 40-35-318: Institutional rehabilitation programs - Eligibility

(a) If a defendant is sentenced to confinement in a local jail or workhouse, the sheriff or other authority having jurisdiction of the institution shall be empowered and may place the defendant on the rehabilitative programs for which the defendant is eligible under rules and regulations adopted by the institution.

(b) If a defendant is sentenced to confinement in an institution of the department of correction, the commissioner or the commissioner's designee having jurisdiction of the institution shall be empowered and may place the defendant on the rehabilitation program for which the defendant is eligible under the policies and procedures of the department.