Michigan Treasury Online Contact Form

MTO Paymentus is Live!

Paymentus is now live. View the step-by-step payment tutorials introducing how to interact with this new payment platform through Michigan Treasury Online (MTO).

MTO Payment Tutorials

Contact Michigan Treasury Online (MTO)

Send an email to a business tax customer service registration representative for general questions or account related information.

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Michigan Treasury Online Contact Form

Contact Michigan Treasury Online (MTO)