Accessing CompFile Welcome to CompFile, the electronic filing system for the Illinois Workers’ Compensation Commission.

--If you already have a CompFile account, click “Sign in” above to access CompFile.
--If you are a new law firm or solo practitioner, click “Register” above to establish your account.
--If you are an attorney and need assistance logging on, contact your CompFile Law Firm Administrator.
--If you are a petitioner, contact your attorney, or if you do not have an attorney, click here for more information.