Tenn. Code Ann. § 40-17-122

Rule 17 of the Rules of Criminal Procedure shall govern when a clerk or other authorized officer of the court is required to issue a subpoena in a criminal case in criminal court and the consequences of a person's refusal to appear, testify or produce evidence when subpoenaed shall be governed pursuant to that rule. If any local rule of court conflicts with Rule 17, Rule 17 shall prevail and the clerk or other authorized officer of the court shall issue subpoenas and the judge shall punish the refusal to respond to subpoenas in accordance with the rule.