2023 Washington Code 50.29.025 – Contribution rates

2022 Washington Code 50.29.025 – Contribution rates

2020 Washington Code 50.29.025 – Contribution rates (as amended by 2011 c 3)

2019 Washington Code 50.29.025

2018 Washington Code 50.29.025 – Contribution rates (as amended by 2011 c 3)

2016 Washington Code 50.29.025 – Contribution rates (as amended by 2011 c 3)

2015 Washington Code 50.29.025 – Contribution rates (as amended by 2011 c 3)

2009 Washington Code 50.29.025 – Contribution rate