Versions of Iowa Code 600B.18 - Method of trial on LawServer 2023 Iowa Code 600B.18 – Method of trial 2022 Iowa Code 600B.18 – Method of trial 2020 Iowa Code 600B.18 – Method of trial 2018 Iowa Code 600B.18 – Method of trial 2016 Iowa Code 600B.18 – Method of trial 2014 Iowa Code 600B.18 – Method of trial. 2009 Iowa Code 600B.18 – Method of trial