Versions of Iowa Code 9B.27 - Rules on LawServer 2023 Iowa Code 9B.27 – Rules 2022 Iowa Code 9B.27 – Rules 2020 Iowa Code 9B.27 – Rules 2018 Iowa Code 9B.27 – Rules 2016 Iowa Code 9B.27 – Rules 2014 Iowa Code 9B.27 – Rules.