2023 Iowa Code 135.71 – Period for which certificate is valid — extension or revocation

2022 Iowa Code 135.71 – Period for which certificate is valid — extension or revocation.

2020 Iowa Code 135.71 – Period for which certificate is valid — extension or revocation.

2018 Iowa Code 135.71 – Period for which certificate is valid — extension or revocation.

2016 Iowa Code 135.71 – Period for which certificate is valid

2014 Iowa Code 135.71 – Period for which certificate is valid – extension or revocation.

2009 Iowa Code 135.71 – Period for which certificate is valid — extension or revocation