The IWCC will be closed Monday, October 13^th, 2025, in observance of Columbus Day.

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

CompFile: Update to Call Sheet Search

News – Thursday, March 13, 2025

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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