Tennessee Code Title 63. Professions of the Healing Arts § 63-6-235

(a) A physician licensed pursuant to this chapter under a special volunteer license who is a medical practitioner, as defined by § 63-1-201, engaged in practice at a free health clinic shall not be subject to license fees under this chapter. The board of medical examiners may issue a special volunteer license, as such license is defined in § 63-1-201, to qualified applicants without fee or charge. Such license shall be for a period of two (2) years and may be renewed on a biennial basis.

(b) Notwithstanding any other provision of this chapter to the contrary, a retired or inactive physician may apply for and receive a special volunteer license for practice only in volunteer service at benevolent or humanitarian service project locations outside of the state. The board of medical examiners is authorized to promulgate rules in accordance with the Uniform Administrative Procedures Act, compiled in title 4, chapter 5, to implement this section.