Employers are required to file the Annual Report of Earnings via the Web-based Annual Reporting System (ARS). Click on the "Employer Access Area" link in the right navigation bar to open the sign in page for the secure area.

Instructions for Filing the Annual Report of Earnings and Related Reports

ASCII Fixed Length Format Specifications

Instructions for Creating an Excel File (for working in a table view format - PDF)

Edit Codes

Tips & Tricks

Employer Guide, Chapter 5 (PDF)

If you have questions, email us at employers@trs.illinois.gov or call (888) 877-0890.