Versions of Iowa Code 453B.5 - Defense or immunity on LawServer 2023 Iowa Code 453B.5 – Defense or immunity 2022 Iowa Code 453B.5 – Defense or immunity 2020 Iowa Code 453B.5 – Defense or immunity 2018 Iowa Code 453B.5 – Defense or immunity 2016 Iowa Code 453B.5 – Defense or immunity 2014 Iowa Code 453B.5 – Defense or immunity. 2009 Iowa Code 453B.5 – Defense or immunity