Important Information Regarding the New Michigan Treasury Online

  • Go To Michigan Treasury Online

  • Important Notices Regarding Michigan Treasury Online
    • For information regarding Sales, Use and Withholding (SUW) tax changes effective January 2015.
    • For instructions on filing tax returns and making payments for Michigan Sales, Use and Withholding for tax years 2015 and beyond.
    • If you received a letter regarding Michigan Treasury Online (MTO).

    Michigan Treasury Online (MTO) is incompatible with tax years 2014 and prior. Please do not attempt to file 2014 Sales, Use or Withholding (SUW) tax returns or payments using MTO.


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