2023 Washington Code 46.04.1697 – Electronic commerce

2022 Washington Code 46.04.1697 – Electronic commerce

2020 Washington Code 46.04.1697 – Electronic commerce

2019 Washington Code 46.04.1697 – Electronic commerce

2018 Washington Code 46.04.1697 – Electronic commerce

2016 Washington Code 46.04.1697 – Electronic commerce

2015 Washington Code 46.04.1697 – Electronic commerce

2014 Washington Code 46.04.1697 – Electronic commerce

2013 Washington Code 46.04.1697 – Electronic commerce

2009 Washington Code 46.04.1697 – Electronic commerce