Versions of Iowa Code 321.51 - Terminal rental adjustment clause -- vehicle leases that are not sales or security interests on LawServer 2023 Iowa Code 321.51 – Terminal rental adjustment clause — vehicle leases that are not sales or security interests 2022 Iowa Code 321.51 – Terminal rental adjustment clause — vehicle leases that are not sales or security interests. 2020 Iowa Code 321.51 – Terminal rental adjustment clause — vehicle leases that are not sales or security interests. 2018 Iowa Code 321.51 – Terminal rental adjustment clause — vehicle leases that are not sales or security interests. 2016 Iowa Code 321.51 – Terminal rental adjustment clause 2014 Iowa Code 321.51 – Terminal rental adjustment clause – vehicle leases that are not sales or security interests. 2009 Iowa Code 321.51 – Terminal rental adjustment clause — vehicle leases that are not sales or security interests