Scammers are contacting taxpayers while pretending to be from the Michigan Department of Treasury, using out‑of‑state phone numbers. They may request payments or attempt to trick you into providing your bank account information. Always verify the source before sharing any personal or financial details.
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Contact Treasury About the R&D Tax Credit
Contact Treasury About the R&D Tax Credit
Contact Options
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Online
For account specific questions
For questions or comments related to this new web content
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Phone
Talk to a Customer Service Representative:
517-636-6925Hours: Monday – Friday, 8:00 AM – 4:30 PM
Taxpayer Verification
To speak with a Treasury representative, you must provide the following details:
- Federal Employer Identification Number (FEIN)
- Business Name
- Officer / Owner / Legal Contact Name
- Tax Type(s)
- Tax Year(s) and/or Tax Period(s)