Versions of Iowa Code 617.8 - Holidays on LawServer 2023 Iowa Code 617.8 – Holidays 2022 Iowa Code 617.8 – Holidays 2020 Iowa Code 617.8 – Holidays 2018 Iowa Code 617.8 – Holidays 2016 Iowa Code 617.8 – Holidays 2014 Iowa Code 617.8 – Holidays. 2009 Iowa Code 617.8 – Holidays