If you are an employer in Wisconsin who has recently hired an employee, you will need to register for payroll tax with the Wisconsin Department of Revenue. This registration process ensures that you are in compliance with state tax laws and are able to properly withhold and remit taxes on behalf of your employees.
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How Wisconsin Payroll Registration Works
There are 2 payroll tax setup tasks you may need to complete in Wisconsin to get your new hire on payroll for the first time. You can follow the guide below to help you get registered directly with the Wisconsin agencies or use Mosey to do it.
Wisconsin Unemployment Insurance Setup for PLLC, Professional Corporation, LLP, LLC, Corporation
Wisconsin employers must register for an Unemployment Account with the Wisconsin Department of Workforce Development by filling out a Preliminary Report (Form UCT-43-E).
- Register for an Unemployment Insurance Account Number
Visit the Wisconsin Department of Workforce Development website and register to determine your initial unemployment tax liability. Select "Create Logon ID" and complete profile, including filing the Preliminary Report (Form UTC-43-E). You should receive your account number and tax rate instantly after registering online, or in one to two weeks if registering by mail.
- Configure Payroll with Your Unemployment Account Number
Upon receipt, provide your Unemployment Account Number to your payroll provider.
- Create an Employer Online Services Account
Upon receipt of Unemployment Insurance Account Number and Internet Access Number, visit Employer Online Services to register to file quarterly reports and pay tax due.
Wisconsin Withholding Tax Setup for PLLC, Professional Corporation, LLP, LLC, Corporation
Wisconsin employers must obtain a Withholding Account Number by filing a new Business Tax Registration (Form BTR-101) with the Wisconsin Department of Revenue.
- Register for a Withholding Account Number Online
Register your business with the Wisconsin Department of Revenue to obtain your Withholding Account Number. You should receive this number in 24 hours after registering online, or three to four days if registering by mail.
- Configure Payroll with Your Withholding Account Number
Upon receipt, provide your assigned Withholding Account Number to your payroll provider.
- Create My Tax Account Username
Once your PIN has arrived via email (one to two business days) or physical mail (seven to 10 business days), visit My Tax Account and select "Create new username" to create a username.
