Versions of Iowa Code 207.3 - Mining license on LawServer 2023 Iowa Code 207.3 – Mining license 2022 Iowa Code 207.3 – Mining license 2020 Iowa Code 207.3 – Mining license 2018 Iowa Code 207.3 – Mining license 2016 Iowa Code 207.3 – Mining license 2014 Iowa Code 207.3 – Mining license. 2009 Iowa Code 207.3 – Mining license
