Versions of Iowa Code 907.7 - Length of probation on LawServer 2023 Iowa Code 907.7 – Length of probation 2022 Iowa Code 907.7 – Length of probation 2020 Iowa Code 907.7 – Length of probation 2018 Iowa Code 907.7 – Length of probation 2016 Iowa Code 907.7 – Length of probation 2014 Iowa Code 907.7 – Length of probation. 2009 Iowa Code 907.7 – Length of probation