91.10  Power to secure evidence.
  The labor commissioner, or the commissioner’s designee, may issue subpoenas, administer oaths, and take testimony in all matters relating to the duties required of them. Witnesses subpoenaed and testifying before the commissioner or the commissioner’s designee shall be paid the same fees as witnesses under section 622.69, payment to be made out of the funds appropriated to the division of labor services.
[C97, §2471; S13, §2471; C24, 27, 31, 35, 39, §1519; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §91.10]
83 Acts, ch 186, §10041, 10201
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99 Acts, ch 68, §16