Versions of Iowa Code 461A.36 - Speed limit on LawServer 2024 Iowa Code 461A.36 – Speed limit 2023 Iowa Code 461A.36 – Speed limit 2022 Iowa Code 461A.36 – Speed limit 2020 Iowa Code 461A.36 – Speed limit 2018 Iowa Code 461A.36 – Speed limit 2016 Iowa Code 461A.36 – Speed limit 2014 Iowa Code 461A.36 – Speed limit. 2009 Iowa Code 461A.36 – Speed limit