Tenn. Code Ann. § 53-14-110: Records and documents

All licensees under this chapter shall maintain in a readily retrievable manner for a period of two (2) years:

(1) Records showing the receipt, administration, dispensing or destruction of all legend drugs, controlled substances and controlled substance analogues; and

(2) Copies of any protocols, including revisions of the protocols, progress reports, evaluations and other project documents.