Tennessee Code Title 13. Public Planning and Housing § 13-21-107

(1) Investigate conditions in the municipality in order to determine which structures therein are unfit for human occupation or use;

(2) Administer oaths, affirmations, examine witnesses and receive evidence;

(3) Enter upon premises for the purpose of making examinations; provided, that such entries shall be made in such manner as to cause the least possible inconvenience to the persons in possession;

(4) Appoint and fix the duties of such officers, agents and employees as the public officer deems necessary to carry out the purposes of the ordinances; and

(5) Delegate any of such public officer's functions and powers under the ordinance to such officers and agents as the public officer may designate.