No fees shall be allowed witnesses for attendance on any other day or days than those fixed in the subpoena or in orders of the court. Not more than three (3) days' attendance shall be taxed in any one (1) week in favor of any one (1) witness in one (1) case, except witnesses attending from other counties, unless required to remain more than three (3) days by order of the court.
T.C.A. § 40-17-113