2024 Iowa Code 201A.7 – Toxic materials prohibited

2023 Iowa Code 201A.7 – Toxic materials prohibited

2022 Iowa Code 201A.7 – Toxic materials prohibited

2020 Iowa Code 201A.7 – Toxic materials prohibited

2018 Iowa Code 201A.7 – Toxic materials prohibited

2016 Iowa Code 201A.7 – Toxic materials prohibited

2014 Iowa Code 201A.7 – Toxic materials prohibited.

2009 Iowa Code 201A.7 – Toxic materials prohibited