Tennessee Code Title 41. Correctional Institutions and Inmates § 41-21-220

The warden at the main prison or any branch prison or mine where any inmate meets with sudden death or physical injury by means of violence or accident shall, within ten (10) days after the occurrence of death or physical injury, report the death or injury to the commissioner of correction, together with a detailed statement under oath of all the facts and circumstances bearing upon the death or injury.