Versions of Iowa Code 9B.21B - Fees -- certification on LawServer 2023 Iowa Code 9B.21B – Fees — certification 2022 Iowa Code 9B.21B – Fees — certification. 2020 Iowa Code 9B.21B – Fees — certification. 2018 Iowa Code 9B.21B – Fees — certification. 2016 Iowa Code 9B.21B – Fees 2014 Iowa Code 9B.21B – Fees – certification.