2024 Iowa Code 321J.5 – Preliminary screening test

2023 Iowa Code 321J.5 – Preliminary screening test

2022 Iowa Code 321J.5 – Preliminary screening test

2020 Iowa Code 321J.5 – Preliminary screening test

2018 Iowa Code 321J.5 – Preliminary screening test

2016 Iowa Code 321J.5 – Preliminary screening test

2014 Iowa Code 321J.5 – Preliminary screening test.

2009 Iowa Code 321J.5 – Preliminary screening test