Tennessee Code Title 68. Health, Safety and Environmental Protection § 68-29-135

(a) In addition to other persons permitted by law or rule to be a medical laboratory director, a person shall be qualified to serve as a medical laboratory director with a restricted license for a hospital licensed under this title for thirty (30) beds or fewer if the person is a physician licensed under title 63, chapter 6 or 9, and is otherwise qualified as determined by the board. A physician serving as a medical laboratory director pursuant to this section is authorized to delegate day-to-day operation of the laboratory to a medical laboratory supervisor.

(b) In addition to other persons permitted by law or rule to be a medical laboratory supervisor, a person shall be qualified to serve as a medical laboratory supervisor with a restricted license for a hospital licensed under this title for thirty (30) beds or fewer if the person possesses at least a three-year undergraduate degree in any medical science, plus one (1) year of training in medical laboratory science, and is otherwise qualified as a medical laboratory supervisor as determined by the board.

(c) The board is authorized to issue limited medical laboratory director and limited medical laboratory supervisor licenses in accordance with this section.