Versions of Iowa Code 99G.37 - Competitive bidding on LawServer 2023 Iowa Code 99G.37 – Competitive bidding 2022 Iowa Code 99G.37 – Competitive bidding 2020 Iowa Code 99G.37 – Competitive bidding 2018 Iowa Code 99G.37 – Competitive bidding 2016 Iowa Code 99G.37 – Competitive bidding 2014 Iowa Code 99G.37 – Competitive bidding. 2009 Iowa Code 99G.37 – Competitive bidding