2024 Iowa Code 327D.8 – Preference prohibited — exception

2023 Iowa Code 327D.8 – Preference prohibited — exception

2022 Iowa Code 327D.8 – Preference prohibited — exception.

2020 Iowa Code 327D.8 – Preference prohibited — exception.

2018 Iowa Code 327D.8 – Preference prohibited — exception.

2016 Iowa Code 327D.8 – Preference prohibited

2014 Iowa Code 327D.8 – Preference prohibited – exception.

2009 Iowa Code 327D.8 – Preference prohibited — exception