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Support Center > State Tax Registration > MI State
You need two separate Tax Identification Numbers in the state of Michigan:
  • State Income Withholding Tax
  • State Unemployment Insurance Tax
You can register online at the Michigan Department of Treasury website. Contact the agency directly at 1-517-636-4730 for registration assistance or to check if a tax identification number is already assigned for your business.

The Michigan Withholding Tax ID Number is the same as your Federal EIN.
You can register online at the Michigan Unemployment Insurance Agency website. Contact the agency directly at 1-313-456-2188 for registration assistance or to check if a tax identification number is already assigned for your business.

The UIA Employer Account Number is a 10-digit number.
You only need to know one tax rate assigned for the current year:
  • State Unemployment Insurance Total Rate?
Your contribution rate will be assigned when you register and will be updated on an annual basis from the Unemployment Insurance Agency. Your total rate includes the Obligation Assessment (OA) Tax. Contact the agency directly at 1-313-456-2188 to verify your current rate.
Send any tax identification number or tax rate updates to your Account Executive or email [email protected].
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