Iowa Code § 633.574

If a conservator has not been appointed, money due a minor or other property to which a minor is entitled, not exceeding in the aggregate twenty-five thousand dollars in value, shall be paid or delivered to a custodian under any uniform transfers to minors Act. The written receipt of the custodian constitutes an acquittance of the person making the payment of money or delivery of property.

84 Acts, ch 1067, §48; 95 Acts, ch 63, §6; 2005 Acts, ch 38, §29

See also chapter 565B, §633.108, 633.681, R.C.P. 1.1228