Additional 2009 Rating Parameters

Experience rating parameters and tables

The following tables are used in calculating a firm's Experience Rating Factor:

2009 Primary Loss Formula and Medical Only Deduction.

• 2009 Primary and Excess Credibilities, Maximum Claim Value, and Average Death Value (34 KB MS Excel).
• 2009 Primary and Excess Credibilities, Maximum Claim Value, and Average Death Value (67 KB PDF).
• 2009 Expected Loss Rates and Primary Ratios (79 KB MS Excel).
• 2009 Expected Loss Rates and Primary Ratios (110 KB PDF).
• 2009 Compensable Claim Free (21 KB MS Excel).
• 2009 Compensable Claim Free (19 KB PDF).
•  Get Help Downloading Files (files open in a new window).

Visit the Experience Rating page to learn how these numbers are used in calculating your premiums.

These parameters and tables are taken from the 2009 WACs:

• WAC 296-17-855
  (www.leg.wa.gov).
• WAC 296-17-880
  (www.leg.wa.gov).
• WAC 296-17-885
  (www.leg.wa.gov).
• WAC 296-17-890
  (www.leg.wa.gov).

Retrospective Rating parameters

The following tables are used to calculate retrospective premiums (from the 2009 WAC 296‑17‑90492 (www.leg.wa.gov)):

• 2009 Retrospective Rating Standard Premium Size Ranges (23 KB MS Excel).
• 2009 Retrospective Rating Standard Premium Size Ranges (35 KB PDF).
•  Get Help Downloading Files (files open in a new window).