2023 Washington Code 81.104.150 – Employer tax

2022 Washington Code 81.104.150 – Employer tax

2020 Washington Code 81.104.150 – Employer tax

2019 Washington Code 81.104.150

2018 Washington Code 81.104.150 – Employer tax

2016 Washington Code 81.104.150 – Employer tax

2015 Washington Code 81.104.150 – Employer tax

2014 Washington Code 81.104.150 – Employer tax

2013 Washington Code 81.104.150 – Employer tax

2009 Washington Code 81.104.150 – Employer tax