The IWCC will be closed on Thursday, June 19^th, 2025, in observance of Juneteenth.

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

Welcome to the Illinois Workers' Compensation Commission

Calendars

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