Versions of Iowa Code 602.4202 - Rulemaking procedure on LawServer 2023 Iowa Code 602.4202 – Rulemaking procedure 2022 Iowa Code 602.4202 – Rulemaking procedure 2020 Iowa Code 602.4202 – Rulemaking procedure 2018 Iowa Code 602.4202 – Rulemaking procedure 2016 Iowa Code 602.4202 – Rulemaking procedure 2014 Iowa Code 602.4202 – Rulemaking procedure. 2009 Iowa Code 602.4202 – Rulemaking procedure