Versions of Iowa Code 1C.5 - Columbus Day on LawServer 2023 Iowa Code 1C.5 – Columbus Day 2022 Iowa Code 1C.5 – Columbus Day 2020 Iowa Code 1C.5 – Columbus Day 2018 Iowa Code 1C.5 – Columbus Day 2016 Iowa Code 1C.5 – Columbus Day 2014 Iowa Code 1C.5 – Columbus Day. 2009 Iowa Code 1C.5 – Columbus Day
