Versions of Iowa Code 8A.311 - Competitive bidding -- preferences -- reciprocal application -- direct purchasing on LawServer 2023 Iowa Code 8A.311 – Competitive bidding — preferences — reciprocal application — direct purchasing 2022 Iowa Code 8A.311 – Competitive bidding — preferences — reciprocal application — direct purchasing. 2020 Iowa Code 8A.311 – Competitive bidding — preferences — reciprocal application — direct purchasing. 2018 Iowa Code 8A.311 – Competitive bidding — preferences — reciprocal application — direct purchasing. 2016 Iowa Code 8A.311 – Competitive bidding 2014 Iowa Code 8A.311 – Competitive bidding – preferences – reciprocal application – direct purchasing. 2009 Iowa Code 8A.311 – Competitive bidding — preferences — reciprocal application — direct purchasing