(a) In addition to compensation for their services, the Insurance Commissioner, his or her deputies, assistants, and other Department of Commerce employees performing duties or working within the State Insurance Department shall be paid their actual and necessary expenses as authorized by the commissioner and incurred by them in the performance of their duties, subject to such limitations as may be otherwise applicable pursuant to law.
(b) An itemized statement of all expenses for which payment is being claimed shall be certified by the claimant and attached to the expense voucher.