(1) The expenses of the Arkansas Public Service Commission shall be paid from the State Treasury on the warrant of the Auditor of State.
(2) The clerk of the commission shall make out an itemized account of all the expenses incurred by the commission, fees paid for officials for issuing and serving notices and process, witness fees, and any other expenses actually paid and which are authorized by this act.
(3) The account shall be examined by the commission and approved by it if correct, and the account so approved shall be filed with the Auditor of State.
(4) The Auditor of State shall issue his or her warrant on the Treasurer of State for the amount of the account and deliver the warrant to the clerk of the commission, and the Treasurer of State is authorized to pay the warrant.