The court may authorize the payment of witness fees and necessary travel expenses incurred by persons summoned or otherwise required to appear at hearings under this chapter and chapter 26-8A , 26-8B , or 26-8C . Payment may not exceed the amount allowed to witnesses in the circuit court under the rules of civil procedure. Source: SDC 1939, § 43.0327 as added by SL 1968, ch 164 , § 16; SL 1991, ch 217 , § 49B; SDCL, § 26-8-32.2.