Versions of Iowa Code 461A.8 - Highways on LawServer 2024 Iowa Code 461A.8 – Highways 2023 Iowa Code 461A.8 – Highways 2022 Iowa Code 461A.8 – Highways 2020 Iowa Code 461A.8 – Highways 2018 Iowa Code 461A.8 – Highways 2016 Iowa Code 461A.8 – Highways 2014 Iowa Code 461A.8 – Highways. 2009 Iowa Code 461A.8 – Highways