Some Treasury call centers will be temporarily unavailable during the November system upgrades.
Review the Outage List
Key Changes to City of Detroit Income Taxes
Key Changes to City of Detroit Income Taxes
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Key Changes: City of Detroit Individual Income Tax
Explore key changes for City of Detroit Individual Income Tax filing returns, making payments, and managing your tax account beginning November 12, 2026.
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Key Changes: City of Detroit Business Taxes
Explore key changes for City of Detroit business taxes, including filing returns, making payments, and managing business tax accounts beginning November 12, 2026.
