622.64  Proof of service — costs.
  When a subpoena is served by any person other than the sheriff or constable, proof thereof shall be shown by affidavit; but no costs for serving the same shall be allowed.
[R60, §4012; C73, §3671; C97, §4658; C24, 27, 31, 35, 39, §11321; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §622.64]