SIEDRS Reports

Self-Insurance Electronic Data Reporting System (SIEDRS)

Reports summarize workers' compensation data for self-insured employers in Washington state. As you review the reports, please keep in mind that the data:

  • Is reported by the self-insurer or their representative.
  • Isn't independently reviewed for completeness or accuracy.
  • Starts with January 2009, when full participation began.

Report assistance

Use these tools to help you understand the reports and the parameters used for the calculations.

View SIEDRS Reports by Quarter.

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