Business insurance insights

Washington State Fund: How to Read Your L&I Experience Factor

For Washington State Fund coverage, organize questions about the L&I factor and experience period. Label any NCCI worksheet separately by issuer and date.

By PolicyBenchmarkPublished

For Washington State Fund workers’ compensation coverage, the Department of Labor & Industries calculates an experience factor each year to adjust a business’s base premium rates. L&I describes it as a prediction of future claim costs relative to the business’s risk classifications. A factor above 1 indicates predicted claim costs above those of businesses in those classifications. Start a review by identifying the factor’s rating year. L&I explains its experience rating process here.

As optional preparation, collect any L&I rating information you already hold. Ask what calculation, dates and supporting records are available for the factor you want to understand. If you have records from earlier years, set them alongside the current information.

Establish which period you are reviewing

L&I says the experience period is the oldest three of the four fiscal years before the premium rates take effect. Its explanation uses a historical example: rates effective January 1, 2019 used experience from July 1, 2014 through June 30, 2017. See L&I’s experience-period explanation.

That example illustrates the lag between the experience record and the rate year. For your own review, ask which experience-period dates apply to the rate year you are examining. Write the effective year and experience period in separate columns so you can distinguish the rate year from the historical experience it uses.

The Washington business insurance guide provides broader state context. The workers’ compensation guide covers the insurance questions that sit alongside this rating review.

Separate the factor from the underlying records

L&I describes experience rating as a weighted prediction. It uses expected losses to determine how much weight a business’s past actual claim experience receives. Its explanation notes that an employer with many employees in low-hazard occupations can still have low expected losses. Read L&I’s description of weighting.

PolicyBenchmark’s optional preparation worksheet below organizes questions to ask about your account and available records:

TopicQuestion to ask
Business accountWhich account does this factor concern?
Rating year and experience periodWhich dates apply to this factor and its historical experience?
Risk classificationsWhich classifications were used, and where can I find that information?
Claim informationWhat claim records are available to help me understand the calculation?
Prior yearsIs information available to compare this factor with an earlier year?

If information you already have contains an unfamiliar entry, note its wording and location. Ask L&I what information is available to help you understand it.

Keep an NCCI worksheet in its own context

If your business also has an NCCI worksheet, identify that document separately. NCCI says its Riskworkstation experience rating worksheets provide the underlying loss and payroll information used to calculate a mod, with a state summary for multistate risks. Its published access rules allow the carrier of record or a party with a valid letter of authority to access an insured’s worksheet through Riskworkstation.

Those details describe NCCI’s product and access process. For a Washington State Fund L&I factor, begin with L&I’s explanation of its experience period and weighting. If you have information from both issuers, label each item by issuer and effective period before comparing it. Ask each issuer how to interpret its own information.

Turn the review into specific follow-up questions

Summarize each unresolved item as “information I have, information I need.” For example: “I have a factor for this rating year; what experience-period dates and supporting records are available?” Keep your questions with the material you already hold.

For a wider review of the coverages relevant to your operations, use the business insurance quiz alongside your policy and business records.

Have a question about your own situation? Send it to PolicyBenchmark.

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This content is for informational purposes only and does not constitute insurance advice. Always consult with a licensed insurance professional before making coverage decisions.