2023 Iowa Code 280.9B – Violence prevention curriculum

2022 Iowa Code 280.9B – Violence prevention curriculum

2020 Iowa Code 280.9B – Violence prevention curriculum

2018 Iowa Code 280.9B – Violence prevention curriculum

2016 Iowa Code 280.9B – Violence prevention curriculum

2014 Iowa Code 280.9B – Violence prevention curriculum.

2009 Iowa Code 280.9B – Violence prevention curriculum