ILLINOIS (WCIA) — The Illinois Department of Revenue (IDOR) said changes announced by the United States Postal Service (USPS) ...
CHICAGO - The Illinois Department of Revenue (IDOR) is alerting taxpayers that changes announced by the United States Postal Service (USPS) regarding postmark ...
In Illinois, officials say filing early and electronically is the best way to receive a timely refund. You can check the status of your state refund with an online tool. The state Department of ...
With the tax-filing deadline approaching, Illinois Attorney General Kwame Raoul reminds residents to take extra steps to avoid identity theft.