Versions of Iowa Code 199.3 - Labeling of seed on LawServer 2023 Iowa Code 199.3 – Labeling of seed 2022 Iowa Code 199.3 – Labeling of seed 2020 Iowa Code 199.3 – Labeling of seed 2018 Iowa Code 199.3 – Labeling of seed 2016 Iowa Code 199.3 – Labeling of seed 2014 Iowa Code 199.3 – Labeling of seed. 2009 Iowa Code 199.3 – Labeling of seed