Versions of Iowa Code 321.480 - Limitation on expense on LawServer 2023 Iowa Code 321.480 – Limitation on expense 2022 Iowa Code 321.480 – Limitation on expense 2020 Iowa Code 321.480 – Limitation on expense 2018 Iowa Code 321.480 – Limitation on expense 2016 Iowa Code 321.480 – Limitation on expense 2014 Iowa Code 321.480 – Limitation on expense. 2009 Iowa Code 321.480 – Limitation on expense