Versions of Iowa Code 173.7 - Vacancies on LawServer 2024 Iowa Code 173.7 – Vacancies 2023 Iowa Code 173.7 – Vacancies 2022 Iowa Code 173.7 – Vacancies 2020 Iowa Code 173.7 – Vacancies 2018 Iowa Code 173.7 – Vacancies 2016 Iowa Code 173.7 – Vacancies 2014 Iowa Code 173.7 – Vacancies. 2009 Iowa Code 173.7 – Vacancies