Tennessee Code Title 62. Professions, Businesses and Trades § 62-3-119

(a) Certificates of registration of master barbers, technicians and instructors shall be subject to renewal or restoration in accordance with § 62-3-129.

(b) A person who holds a certificate of registration under this chapter as of December 31, 2021, and who is renewing the certificate of registration pursuant to this section shall successfully complete by December 31, 2025, up to one (1) hour of online or in-person training, at no cost to the person, by a nonprofit anti-domestic violence organization recognized by the Tennessee Coalition to End Domestic Violence and Sexual Assault on domestic violence that focuses on how to recognize the signs of domestic violence, how to respond to these signs, and how to refer a client to resources for victims of domestic violence. If the person fails to complete the course, then the board shall render the certificate of registration invalid on that date until the person complies with this subsection (b).