Tenn. Code Ann. § 63-17-107: Employees of board

(a) The board shall employ and, at its pleasure, discharge, a secretary and such attorneys, inspectors, clerks and any other employees it deems necessary and shall outline their duties and fix their compensation.

(b) The amount of per diem and travel expenses shall be paid in accordance with the comprehensive travel regulations as promulgated by the department of finance and administration and approved by the attorney general and reporter.