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.
Ask a Question
eService Business Taxes is a portal where you can ask account specific or general questions that Treasury can reply to electronically. To submit a question, you will need details about the business and the Letter ID off any notice being referenced. Online responses to questions may take 7 business days to be available. If Treasury is unable to verify the information provided, the response will include a request to resubmit with updated information.