Versions of Iowa Code 158.8 - Course of study on LawServer 2023 Iowa Code 158.8 – Course of study 2022 Iowa Code 158.8 – Course of study 2020 Iowa Code 158.8 – Course of study 2018 Iowa Code 158.8 – Course of study 2016 Iowa Code 158.8 – Course of study 2014 Iowa Code 158.8 – Course of study. 2009 Iowa Code 158.8 – Course of study