Skip to main content

Sales, Use, and Withholding Tax - Ask A Question

Update Account

Access Michigan Treasury Online (MTO) to file or pay tax, manage Treasury business tax account information, and authorize a representative/power of attorney.

Michigan Treasury Online

Ask a Question

Taxpayers can utilize the Business Taxes eService to ask Treasury general or account-specific questions related to sales, use, and withholding (SUW) tax. Treasury provides responses to these questions electronically within 7 business days. If your question is related to a letter you received from Treasury, have a copy of the letter available to provide the Letter ID.

For additional resources and helpful information visit the Business Taxes eService Help Center.

Business Taxes eService

517-636-6925

Michigan Department of Treasury
P.O. Box 30427
Lansing, MI 48909