Withholding Registration
Employers are required to have an active state withholding account number to file electronically with the Minnesota Department of Revenue (DOR).
Paychex must be authorized as the Third-Party Administrator (TPA) on the account for returns and payments on your behalf. Paychex won’t be able to file your returns or remit payment without this access.
Register a new business
- Go to MN e-Services > Business Registration site and complete the online registration.
- You’ll receive a confirmation email about 15 – 20 minutes after the registration has been completed that will contain your new state withholding account number.
- The tax account number’s format: XXXXXXX (7-digit number)
- Enter your new account number in your Paychex Flex® account to ensure that your Paychex account is updated and email your registration confirmation document to your Paychex Service Professional.
- Authorize Paychex as your Third-Party Administrator.
- See Designating Paychex as Your Third-Party Administrator (TPA) for instructions.
Designating Paychex as your Third-Party Administrator (TPA)
Contact the Minnesota DOR at 651-282-9999 or 800-657-3594 to add Paychex as the Third-Party Bulk Filer on your account.
Additional Resources
State Unemployment Insurance (SUI) Registration
Employers are required to have a Minnesota identification number and must file electronically with the Minnesota Department of Employment and Economic Development (DEED).
Paychex must be authorized as the third- party administrator (TPA) on the account for Wage Detail reporting, filing quarterly, and submitting payments for an active account. MN DEED refers to this as a third-party agent.
Registering for a new account
- Go to Minnesota Unemployment Insurance System.
- For registration assistance, please refer to the video How to register for an employer account (video, 12:41).
- Under New employer account section, click Register.
- Complete the registration steps.
- Enter your new ID in Paychex Flex® to ensure that your Paychex account is updated and email your registration confirmation document to your Paychex Service Professional.
- Authorize Paychex as your Third-Party Administrator.
- See Designating Paychex as Your Third-Party Administrator (TPA) for instructions
Confirming registration status and ID number
- Go to Minnesota Unemployment Insurance System and log in.
- Select Account Maintenance.
- Select Account Profile.
- Review the status of your account to ensure the status is Active and confirm the Minnesota DEED Account ID number.
Reinstating an employer account
If you have a terminated account with Minnesota DEED, follow these steps to reinstate your account.
- Go to Minnesota Unemployment Insurance System and log in.
- Select Account Maintenance.
- Select Reinstate Account.
- Fill in requested information.
- Select Next. The Reinstate your account - Summary page opens.
- Review the information.
- Select Submit. The Notice of reinstatement page displays.
- Enter your new ID in Paychex Flex to ensure that your Paychex account is updated and email your registration confirmation document to your Paychex Service Professional.
- Authorize Paychex as your Third-Party Administrator.
- See Designating Paychex as Your Third-Party Administrator (TPA) for instructions
Designating Paychex as your Third-Party Administrator (TPA)
- Log in to the Minnesota Unemployment Insurance System.
- On My Home Page, select Account Maintenance.
- Select Agent Authorization.
- Select Search to determine if an agent has already been assigned to this account. If an agent is not found, click New to start the authorization process.
- On the Assign Agent page, enter PCHEX as the Agent ID, and select Next.
- In the Available Roles section, select the User Roles for the agent.
- Assign both Wage Detail Update and Submit as well as Tax Payment Update and Submit.
- Click Save.
- If you have received an email from a Paychex Team requesting TPA access, please reply to the email with a copy of the Agent access screen to confirm Paychex access.
Pro tip
- Third-Party Agent can also be referred to as a TPA (third-party administrator).
Additional resources