Tenn. Code Ann. § 62-26-225: Continuing professional education

(a) A private investigator license holder seeking biennial renewal shall, as a prerequisite for renewal, complete twelve (12) hours of continuing professional education acceptable to the commissioner during the two-year period prior to renewal.

(b) The commissioner shall make every effort to ensure that at least one (1) seminar per year will be held in each grand division of the state and that each seminar provides an opportunity to fulfill the continuing professional education requirements of this section. The commissioner is encouraged to require that at least one (1) hour per year of continuing professional education be devoted to ethics.

(c) The commissioner shall promulgate rules that are necessary to carry out this section.