Versions of Iowa Code 476.4 - Tariffs filed on LawServer 2023 Iowa Code 476.4 – Tariffs filed 2022 Iowa Code 476.4 – Tariffs filed 2020 Iowa Code 476.4 – Tariffs filed 2018 Iowa Code 476.4 – Tariffs filed 2016 Iowa Code 476.4 – Tariffs filed 2014 Iowa Code 476.4 – Tariffs filed. 2009 Iowa Code 476.4 – Tariffs filed
