2024 Iowa Code 384.94 – Prior projects preserved

2023 Iowa Code 384.94 – Prior projects preserved

2022 Iowa Code 384.94 – Prior projects preserved

2020 Iowa Code 384.94 – Prior projects preserved

2018 Iowa Code 384.94 – Prior projects preserved

2016 Iowa Code 384.94 – Prior projects preserved

2014 Iowa Code 384.94 – Prior projects preserved.

2009 Iowa Code 384.94 – Prior projects preserved