The CompFile system is scheduled for maintenance on Monday, June 30th, 2025, at 1:00 PM. It will be unavailable for approximately 3-4 hours.

Assessments and self-insurance fees can now be paid electronically. Click here for instructions.

Illinois Workers' Compensation Act

To view the Act on the General Assembly website, click here.

Springfield: 217-785-7087

Collinsville: 618-346-3484

Rockford: 312-814-6500 If you intend to visit our Peoria or Rockford office, please call first to make sure the office is open.

TDD/TTY Support Line: 866-383-4370

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