2023 Arizona Laws 28-331. Department of transportation established

2022 Arizona Laws 28-331. Department of transportation established

2021 Arizona Laws 28-331. Department of transportation established

2020 Arizona Laws 28-331. Department of transportation established

2019 Arizona Laws 28-331. Department of transportation established

2018 Arizona Laws 28-331. Department of transportation established

2016 Arizona Laws 28-331. Department of transportation established

2015 Arizona Laws 28-331. Department of transportation established

2014 Arizona Laws 28-331. Department of transportation established

2013 Arizona Laws 28-331. Department of transportation established

2009 Arizona Laws 28-331 – Department of transportation established