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Minnesota Employer Tax Information

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To sign up for Square’s online payroll services in Minnesota, you must be registered with the Minnesota Department of Revenue and Unemployment Insurance Minnesota so we can pay and file your state taxes.

Agency Required Tax Information Format
Minnesota Department of Revenue Minnesota Withholding Tax ID Number XXXXXXX (7 digits)
Unemployment Insurance Minnesota Minnesota Unemployment Insurance Account Number XXXXXXXX (8 digits)
Minnesota UI Tax Rate X.XX%

Minnesota New Employer Registration

Minnesota Withholding Tax ID Number

  1. Register online as a new business.

  2. You will receive your Withholding Tax ID Number immediately after completing the registration online.

Minnesota Unemployment Insurance Account Number

  1. Register online as a new employer.

  2. You will receive your Unemployment Insurance Account Number immediately after completing the registration online.

Minnesota Unemployment Insurance Tax Rate

If you are unsure of your rate, contact the agency at (651) 296-6141. In addition to your UI Tax Rate, you will be charged for an additional Workforce Development Assessment that is standard for all Minnesota employers.

Find Your Minnesota Tax ID Numbers and Rates

Minnesota Withholding Tax ID Number

Minnesota Unemployment Insurance Account Number

  • You can find your Unemployment Insurance Account Number on the Determination of Tax Rate Notice mailed by Unemployment Insurance MN.

  • If you’re unable to locate this, contact the agency at (651) 296-6141.

Note: If your account number is 7 digits long, add a zero (0) to the beginning when entering into Square Payroll.

Minnesota Unemployment Insurance Tax Rate

  1. You can find your UI tax rate on the Determination of Tax Rate Notice mailed by Unemployment Insurance MN. In addition to your UI Tax Rate, you will be charged for an additional Workforce Development Assessment that is standard for all Minnesota employers.

  2. If you’re unable to locate this, contact the agency at (651) 296-6141.

Adding Square Payroll as your Unemployment Insurance (UI) Tax Agent

In order to file and pay your Minnesota unemployment insurance taxes, Square Payroll needs to be authorized as your agent.

Please follow the instructions on the Unemployment Insurance Minnesota website to authorize us.

The whole process can be completed online and you will need the following information:

  • Square Payroll’s Minnesota UI Agent ID: AG017550

  • Roles to assign to

    • Account Maintenance Update and Submit

    • Tax Payment Update and Submit

    • Wage Detail Update and Submit

Please note that you will need to unauthorize any previous agents/payroll providers who had the above roles.

Minnesota Payroll Tax Details

Square Payroll processes the following per the frequency below to the listed state agencies:

Agency Filing Frequency
Minnesota Department of Revenue Withholding Tax Payment (MW5) Per Pay Run
  Withholding Reconciliation (Form MW1) Note: Square Payroll only supports filing Form MW1 on a quarterly frequency. If you are currently registered to file Form MW1 on an annual frequency, please contact the Department of Revenue to request to change to the quarterly filing requirement. Quarterly
  Wage and Tax Statement (W-2) Annually
Unemployment Insurance Minnesota Unemployment Insurance Payment / Filing (Form MDES-1) Quarterly
Minnesota Department of Human Services New Hire Reporting Per New Employee

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