Tenn. Code Ann. § 63-1-145

Consistent with this title, the boards of the respective branches of the healing arts shall promulgate rules and regulations in accordance with the Uniform Administrative Procedures Act, compiled in title 4, chapter 5, and this title to regulate the nature, manner, content and extent of advertising and the use of titles by practitioners of such healing arts who are under the jurisdiction of such boards, including advertising pertaining to board certification and specialty. Those boards that have already adopted such rules and regulations are not required to adopt additional rules and regulations, unless and until deemed necessary and appropriate by those boards.