Tenn. Code Ann. § 63-17-126

When engaging in assessment, selection, fitting and sale of amplification systems or other assistive devices and technologies, a licensed audiologist shall perform such activities in compliance with the highest standards of professional conduct specifically prescribed for such activities by the United States food and drug administration, the Academy of Dispensing Audiologists, the American Academy of Audiology, the American Speech-Language-Hearing Association and the council for licensing hearing instrument specialists. Through promulgation of rules, publication and distribution of pamphlets, and/or other appropriate means, the board shall periodically notify and update all licensed audiologists concerning the applicable standards of conduct enforced pursuant to this section.