The web Browser you are currently using is unsupported, and some features of this site may not work as intended. Please update to a modern browser such as Chrome, Firefox or Edge to experience all features Michigan.gov has to offer.
2. I have a Will, Trust and Letters of Authority for an Incapacitated Adult, Letters of Guardianship and/or Letters of Conservatorship. Should I send them?
These forms are no longer valid upon the death of the individual taxpayer. If there was no need to obtain Letters of Authority, complete and send a Claim for Refund Due a Deceased Taxpayer (form MI-1310) with a copy of the death certificate.
These forms can be mailed to:
Michigan Department of Treasury
City Tax Administration
P.O. Box 30741
Lansing, MI 48909