Section 26-24-122 - Appearance of witnesses(a)(1) In case any witness who has been summoned to testify before the Arkansas Public Service Commission shall fail or refuse to testify to or make answer to any material question relating to any matter under investigation or to produce any records, books, papers, or other documents in his or her custody or control when required to do so, any circuit court, or any circuit judge thereof, upon application of any member of the commission, shall issue an attachment for the witness and compel him or her to comply with the summons and to attend before the commission and produce the books, documents, papers, or records and give testimony upon matters about which he or she may be lawfully interrogated.(2) The circuit court, or circuit judge thereof, may punish a witness for contempt as in the case of disobedience of a like subpoena issued from the circuit court for the refusal to testify in any cases pending therein.(b)(1) No witness shall be excused from attending or testifying or from producing books, papers, records, accounts, and other documents before the commission, or in obedience to its subpoena, on the ground or for the reason that the testimony, documentary or otherwise, required of him or her may tend to incriminate him or her or subject him or her to a penalty or forfeiture.(2) No person shall be prosecuted or subjected to any penalty or forfeiture for or on account of any transaction, matter, or thing concerning which he or she may testify or produce evidence, documentary or otherwise, before the commission, or in obedience to its subpoena. However, no person so testifying shall be exempt from prosecution and punishment for perjury committed in so testifying.(c)(1) Every witness who shall appear before the commission by its order shall receive for his or her attendance the fees and mileage allowed by law for witnesses in civil cases in circuit courts, which shall be audited and paid by the state in the same manner as other expenses of the commission are audited and paid, upon the presentation of the proper voucher sworn to by the witness and approved by the commission or the chair thereof.(2) Witnesses summoned at the instance of parties other than the commission shall be paid by the party causing the witnesses to be summoned.Acts 1927, No. 129, §§ 26-28; Pope's Dig., §§ 2052-2054; A.S.A. 1947, §§ 84-104 -- 84-106.