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September 1, 2022 X-Mod Estimator Now Available

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September 1, 2022 X-Mod Estimator Now Available

July 19, 2022

The September 1, 2022 Experience Modification Estimator is now available on the Workers’ Compensation Insurance Rating Bureau of California (WCIRB) website. This Estimator is an application that makes it easy to estimate experience modifications (X-Mods). 

How It Works

The Experience Modification Estimator relies on payroll and loss information that you enter. The estimated X-Mod is for informational purposes only; because results are dependent upon the information you enter, they may differ from the actual X-Mods issued by the WCIRB.

Where to Access

The Experience Modification Estimator can be accessed for free in the Learning Center of or through the link below: 

  • September 1, 2022 Experience Modification Estimator: This Excel-based application estimates an X-Mod based on the September 1, 2022 Experience Rating Plan values including expected loss rates, D-ratios and primary thresholds that vary by employer size that have been approved by the California Insurance Commissioner. 

Additional Help

For detailed instructions on how to use the X-Mod Estimator, review the Help Guide available on the first tab of the Experience Modification Estimator Excel file. A helpful shortcut sheet featuring an abbreviated version of the instructions is also available on the Experience Modification Estimators page.

Related Information

Experience Modification Estimators 
September 1, 2022 Regulatory Filing