2023 Iowa Code 8A.315 – State purchases — recycled products — soybean-based inks

2022 Iowa Code 8A.315 – State purchases — recycled products — soybean-based inks.

2020 Iowa Code 8A.315 – State purchases — recycled products — soybean-based inks.

2018 Iowa Code 8A.315 – State purchases — recycled products — soybean-based inks.

2016 Iowa Code 8A.315 – State purchases

2014 Iowa Code 8A.315 – State purchases – recycled products – soybean-based inks.

2009 Iowa Code 8A.315 – State purchases — recycled products — soybean-based inks