2023 Washington Code > Chapter 47.01 – Department of transportation

2022 Washington Code > Chapter 47.01 – Department of transportation

2020 Washington Code > Chapter 47.01 – Department of transportation

2019 Washington Code > Chapter 47.01 – Department of transportation

2018 Washington Code > Chapter 47.01 – Department of transportation

2016 Washington Code > Chapter 47.01 – Department of transportation

2015 Washington Code > Chapter 47.01 – Department of transportation

2014 Washington Code > Chapter 47.01 – Department of transportation

2013 Washington Code > Chapter 47.01 – Department of transportation