Tenn. Code Ann. § 13-23-109

The members of the agency shall receive no compensation for their services, but shall be entitled to receive, from funds of the agency, for attendance at meetings of the agency or any committee thereof and for other services for the agency, reimbursement for such actual expenses as may be incurred for travel and subsistence in the performance of official duties. All reimbursement for travel expenses shall be in accordance with the comprehensive travel regulations as promulgated by the department of finance and administration and approved by the attorney general and reporter.