Versions of Iowa Code 543B.56 - Duties of licensees on LawServer 2023 Iowa Code 543B.56 – Duties of licensees 2022 Iowa Code 543B.56 – Duties of licensees 2020 Iowa Code 543B.56 – Duties of licensees 2018 Iowa Code 543B.56 – Duties of licensees 2016 Iowa Code 543B.56 – Duties of licensees 2014 Iowa Code 543B.56 – Duties of licensees. 2009 Iowa Code 543B.56 – Duties of licensees