On Wednesday, August 20, 2025, IIT phone lines will be down for maintenance. However, you can access tax account information or ask a question online.
Marihuana Retailers Excise (MRE) Tax
Homeowner's Principal Residence Exemption
Property Tax Forfeiture and Foreclosure
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Yes, anyone can make a payment as long as the correct information (Social Security number, taxpayer's name, etc., from last year's (2023) Michigan Individual Income Tax return) are provided and the payment is made using an authorized credit card.