Idaho Code § 19-3946
Each juror and witness must state on oath to the judge, justice or coroner, the number of miles traveled for which he is entitled to pay; but no juror or witness shall receive mileage other than for the distance actually traveled, notwithstanding he may serve or testify in more than one case.
[(19-3946) 1905, p. 173, sec. 2; reen. R.C. & C.L., sec. 8339; C.S., sec. 9272; I.C.A., sec. 19-4046.]