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How do I verify the letter/notice I received was sent by the Michigan Department of Treasury?
You may verify the Letter/Notice you received was sent by the Michigan Department of Treasury using self-service.
Click on the above link and follow these steps:
1. Select the “Inquiries” option
2. Then select “Inquire about Other Topics”
3. You will be asked to enter the following information for security reasons:
- Primary filer’s Social Security number
- Primary filer’s last name
- Tax year
- Filing status
- Adjusted Gross Income (AGI)/Total Household Resources (THR)
- If your AGI is a negative number, enter "-" after the number. Example: 1045-
Note: If you are unable to authenticate using your current tax year information, select the previous tax year for authentication. When you submit your question, explain that you selected a previous tax year for authentication. Include the AGI/THR and tax year for which you are inquiring.