2022 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles

2009 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles

2014 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles.

2016 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles

2018 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles

2020 Iowa Code 321.275 – Operation of motorcycles and motorized bicycles