Tennessee Code Title 18. Clerks of Courts § 18-1-108

(1) Administer oaths and take affidavits in all cases in which the authority to administer the oath is not confined to some other officer, and the power may be exercised either in vacation or term time;

(2) Take depositions to be read as evidence in any judicial proceeding in this or any other state;

(3) Take probate of the attendance of witnesses, and issue tickets, in vacation as well as term time, and in civil as well as criminal cases, at any time between the commencement and decision of a cause;

(4) Appoint deputies with full power to transact all the business of the clerk, such deputy first taking an oath to support the constitution and laws of this state, and faithfully to discharge the duties of deputy clerk of the court for which the deputy acts;

(5) Receive the amount of any judgment or decree rendered in the court of which they are clerks, either before or after the issue of execution on the judgment or decree; and

(6) Exercise such other powers as are, or may be, conferred upon them by law.