Why is the Illinois Department of Revenue (IDOR) sending me this letter?
We want to protect you and your identity. This is a safeguard to prevent someone from using your identity to file a false tax return to get a refund.
Why was my return selected for additional review?
We received an Illinois Individual Income Tax Return, filed with your Social Security number (SSN) or Individual Taxpayer Identification number (ITIN), requesting a refund. In order to protect your identity, we are requiring you to verify your information to ensure we issue the refund to the correct person.
What should I do if I received an Identity Verification letter?
Your letter has specific instructions for you to follow to verify your identity.
What do I do if I did not file this return?
Go to our website at
MyTax.illinois.gov, click the
INDIVIDUALS button at the top, select the
Identity Verification Code link from the "Non-login Return Filing" section, choose the
No option below the “Were you aware this state tax return was filed?” question, enter your contact information, and click
Submit.
I did not verify my identity by the due date. What should I do?
You must submit two required documents to verify your identity - one from each category listed below, within 60 days of the date of this letter.
Category 1: Submit one document that has your photograph and full name:
- Illinois driver’s license (current or expired less than one year)
- Driver’s license from any other state (current)
- State identification card
- Passport
- Military identification
- Government issued photo identification
- U.S. high school, college or university photo ID
- Employee photo ID card with recent payroll stub
AND
Category 2: Submit one document that has your full name and complete address used on the tax return filed:
- Utility bill (gas, electric, cable, cell phone, etc.)
- Bank statement
- Payroll stub or W-2
- Property tax bill
- Rental agreement (signed by landlord and renter)
- College or university transcript
- Insurance policy (vehicle, homeowners, renters, health, life)
- Credit card statement
You may submit the documents
-
Electronically - Go to our website at
MyTax.illinois.gov, click the
INDIVIDUALS button at the top, select the
Identity Verification Documents link from the "Non-login Return Filing" section, enter your
Letter ID, and follow the instructions.
Note: Submitting your information electronically will result in a quicker and more secure process.
-
By mail - send a copy of the letter (or Form IL-425 if you do not have the letter) and copies of the required documents to
ILLINOIS DEPARTMENT OF REVENUE
ANTI-FRAUD UNIT
PO BOX 19049
SPRINGFIELD IL 62794-9049
Warning:
Do NOT mail original documents; we accept copies.
If you have questions, call Taxpayer Assistance at 800 732-8866 and a representative will
assist you. Our hours are Monday through Friday from 8:00 AM to 5:00 PM.
I do not have access to a computer, or I am having difficulty verifying my identity electronically. What should I do?
Follow the instructions under the question “I did not verify my identity by the due date. What should I do?” for submitting documents to verify your identity by mail.