2024 rates for workers' compensation

2024 base rates by business type and classification code

2024 base rates by risk classification (PDF)

2024 base rates by risk classification (Excel)

2024 hourly rates by classification code and fund

2024 base rates by classification code and fund (PDF)

2024 base rates by classification code and fund (Excel)

2024 experience rating parameters

2024 WAC 296-17-880 Table 2 Primary and Excess Credibility Values (Word)

2024 WAC 296-17-885 Table 3 Expected Loss Rates and Primary Ratio by Risk Classification and Fiscal Year Expected Loss Rates in Dollars per Worker Hour (Word)

2024 WAC 296-17-890 Table 4 Maximum Experience Modifications for Firms with no Compensable Accidents (Word)

2023 rates for workers' compensation

2023 base rates by business type and classification code

2023 base rates by risk classification (PDF)

2023 base rates by risk classification (Excel)

2023 hourly rates by classification code and fund

2023 base rates by classification code and fund (PDF)

2023 base rates by classification code and fund (Excel)

2023 experience rating parameters

2023 WAC 296-17-880 Table 2 Primary and Excess Credibility Values (Word)

2023 WAC 296-17-885 Table 3 Expected Loss Rates and Primary Ratio by Risk Classification and Fiscal Year Expected Loss Rates in Dollars per Worker Hour (Word)

2023 WAC 296-17-890 Table 4 Maximum Experience Modifications for Firms with no Compensable Accidents (Word)

2022 rates for workers' compensation

2022 base rates by business type and classification code

2022 base rates by risk classification (PDF)

2022 base rates by risk classification (Excel)

2022 hourly rates by classification code and fund

2022 base rates by classification code and fund (PDF)

2022 base rates by classification code and fund (Excel)

2022 experience rating parameters

2022 WAC 296-17-880 Table 2 Primary and Excess Credibility Values (Word)

2022 WAC 296-17-885 Table 3 Expected Loss Rates and Primary Ratio by Risk Classification and Fiscal Year Expected Loss Rates in Dollars per Worker Hour (Word)

2022 WAC 296-17-890 Table 4 Maximum Experience Modifications for Firms with no Compensable Accidents (Word)

2021 rates for workers' compensation

2021 base rates by business type and classification code

2021 base rates by risk classification (PDF)

2021 base rates by risk classification (Excel)

2021 hourly rates by classification code and fund

2021 base rates by classification code and fund (PDF)

2021 base rates by classification code and fund (Excel)

2021 experience rating parameters

2021 WAC 296-17-880 Table 2 Primary and Excess Credibility Values (Excel)

2021 WAC 296-17-885 Table 3 Expected Loss Rates and Primary Ratio by Risk Classification and Fiscal Year Expected Loss Rates in Dollars per Worker Hour (Excel)

2021 WAC 296-17-890 Table 4 Maximum Experience Modifications for Firms with no Compensable Accidents (Excel)

2020 rates for workers' compensation

2020 base rates by business type and classification code

2020 base rates by risk classification (PDF)

2020 base rates by risk classification (Excel)

2020 hourly rates by classification code and fund

2020 hourly rates by classification code and fund (PDF)

2020 hourly rates by classification code and fund (Excel)

2020 experience rating parameters

2020 WAC 296-17-880 Table 2 Primary and Excess Credibility Values (Excel)

2020 WAC 296-17-885 Table 3 Expected Loss Rates and Primary Ratio by Risk Classification and Fiscal Year Expected Loss Rates in Dollars per Worker Hour (Excel)

2020 WAC 296-17-890 Table 4 Maximum Experience Modifications for Firms with no Compensable Accidents (Excel)

2019 rates for workers' compensation

2019 composite* hourly base rates by risk classification

2019 base rates by risk classification (Excel)

2019 base rates by risk classification (PDF)

2019 hourly base rates by risk classification and fund

2019 hourly rates by classification code and fund (Excel)

2019 hourly rates by classification code and fund (PDF)

2019 experience rating parameters

2019 WAC 296-17-880: Table 2--Primary and excess credibility values (Excel)

2019 WAC 296-17-885: Table 3--Expected loss rates and primary ratio by risk classification and fiscal year expected loss rates in dollars per worker hour (Excel)

2019 WAC 296-17-890: Table 4--Maximum experience modifications for firms with no compensable accidents (Excel)

2018 rates for workers' compensation

2018 composite* hourly base rates by risk classification

2018 base rates by risk classification (Excel)

2018 base rates by risk classification (PDF)

2018 hourly base rates by risk classification and fund

2018 hourly rates by classification code and fund (Excel)

2018 hourly rates by classification code and fund (PDF)

2018 experience rating parameters

WAC 296-17-875: Table 1--Primary losses for selected claim values (Excel)

2018 WAC 296-17-880: Table 2--Primary and excess credibility values (Excel)

2018 WAC 296-17-885: Table 3--Expected loss rates and primary ratio by risk classification and fiscal year expected loss rates in dollars per worker hour (Excel)

2018 WAC 296-17-890: Table 4--Maximum experience modifications for firms with no compensable accidents (Excel)

Rate change history

Average standard premium rates (Excel)

Average standard premium rates (PDF)

15-year base rate history (Excel)

*The composite rate is the sum of the individual base rates assuming an experience factor of 1.0.

Questions?

Contact your account manager with questions. Your account manager's phone number is on your quarterly report. You can also call 360-902-4817 for general information or to be directed to your account manager.