Rates for Workers' Compensation
2012 rates for workers' compensation
L&I announced there will be no general rate increase on average in workers' compensation rates next year. While there will be no general rate increase, individual employers may see their rates go up or down, depending on their recent claims history and changes in the frequency and cost of claims in their industry. In total, 171 risk classes will increase and 146 risk classes will decrease or stay the same.
2012 rates by business type and risk classification code
2012 Hourly Base Rates by Business Type & Risk Classification Code (97 KB MS Excel).
2012 Hourly Base Rates by Business Type & Risk Classification Code (126 KB PDF).
2012 rates by risk classification code and fund
- 2012 Hourly Base Rates by Risk Classification Code & Fund (66 KB MS Excel).
- 2012 Hourly Base Rates by Risk Classification Code & Fund (92 KB PDF).
Additional Rating Parameters for 2012 used to calculate experience rating factors and retrospective premiums.
2011 base rates for workers' compensation
L&I announced an average 12% rate increase per hour for 2011. This was equivalent to a 9.7% increase in the rate per $100 of payroll.
Rates by business type and risk classification code
- 2011 Hourly Base Rates by Business Type & Risk Classification Code (88 KB MS Excel).
- 2011 Hourly Base Rates by Business Type & Risk Classification Code (249 KB PDF).
Rates by risk classification code and fund
- 2011 Hourly Base Rates by Risk Classification Code & Fund (71 KB MS Excel).
- 2011 Hourly Base Rates by Risk Classification Code & Fund (171 KB PDF).
2010 base rates for workers' compensation
L&I announced an average 7.6% rate increase per hour for 2010. This was equivalent to a 5.5% increase in the rate per $100 of payroll.
These rates are based on the adoption of new rules regarding unassigned occupational disease claims for Retrospective Rating.
Rates by business type and risk classification code
- 2010 Hourly Rates by Business Type & Risk Classification Code (56 KB MS Excel).
- 2010 Hourly Rates by Business Type & Risk Classification Code (266 KB PDF).
Rates by risk classification code and fund
- 2010 Hourly Rates by Risk Classification Code and Fund (31 KB MS Excel).
- 2010 Hourly Rates by Risk Classification Code and Fund (136 KB PDF).
2009 final base premium rates
2009 final rates news release.
Rates by business type and risk classification code
- 2009 Hourly Rates by Business Type & Risk Classification Code (96 KB MS Excel).
- 2009 Hourly Rates by Business Type & Risk Classification Code (183 KB PDF).
Rates by risk classification code and fund
- 2009 Hourly Rates by Risk Classification Code and Fund (60 KB MS Excel).
- 2009 Hourly Rates by Risk Classification Code and Fund (137 KB PDF).
Historical rates
Previous Years' Rates for Workers' Compensation are available for review.
Rate change history
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.
