2023 Iowa Code 179.7 – Returns filed with commission

2022 Iowa Code 179.7 – Returns filed with commission

2020 Iowa Code 179.7 – Returns filed with commission

2018 Iowa Code 179.7 – Returns filed with commission

2016 Iowa Code 179.7 – Returns filed with commission

2014 Iowa Code 179.7 – Returns filed with commission.

2009 Iowa Code 179.7 – Returns filed with commission