Versions of Iowa Code 496C.21 - Biennial report on LawServer 2024 Iowa Code 496C.21 – Biennial report 2023 Iowa Code 496C.21 – Biennial report 2022 Iowa Code 496C.21 – Biennial report 2020 Iowa Code 496C.21 – Biennial report 2018 Iowa Code 496C.21 – Biennial report 2016 Iowa Code 496C.21 – Biennial report 2014 Iowa Code 496C.21 – Biennial report. 2009 Iowa Code 496C.21 – Biennial report