Versions of Iowa Code 904.310 - Canteens on LawServer 2023 Iowa Code 904.310 – Canteens 2022 Iowa Code 904.310 – Canteens 2020 Iowa Code 904.310 – Canteens 2018 Iowa Code 904.310 – Canteens 2016 Iowa Code 904.310 – Canteens 2014 Iowa Code 904.310 – Canteens. 2009 Iowa Code 904.310 – Canteens