2024 Iowa Code 904.401 – Investigation

2023 Iowa Code 904.401 – Investigation

2022 Iowa Code 904.401 – Investigation

2020 Iowa Code 904.401 – Investigation

2018 Iowa Code 904.401 – Investigation

2016 Iowa Code 904.401 – Investigation

2014 Iowa Code 904.401 – Investigation.

2009 Iowa Code 904.401 – Investigation