Wisconsin Payroll Registration

As an employer in Wisconsin, it is important to understand and comply with the state's payroll tax registration requirements. This process involves registering with the Wisconsin Department of Revenue (DOR) to report and pay payroll taxes on behalf of your employees.

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.

Use Mosey to register for payroll tax in Wisconsin.

Avoid the manual work and headache of registering with state agencies yourself. Automate it with Mosey and stay compliant.

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Wisconsin Withholding Tax Setup

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.

Wisconsin Unemployment Insurance Setup

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.

How to register your business in more states

FICA Tax Rate 2024 Guide

As a taxpayer, it’s important to stay informed and up-to-date on a yearly basis. However, navigating the complexities of payroll compliance doesn’t need to be as complicated as it may seem. This is your definitive guide to understanding the FICA tax rate for 2024. What Is FICA? The Federal Insurance Contributions Act, commonly known as FICA, is a U.S. federal payroll tax that plays a critical role in funding Social Security and Medicare programs.

What Is Workers Compensation & How Does It Work?

At its most basic level, workers’ compensation is one of the simpler compliance requirements for employers to navigate. You either need to carry it, or you don’t—and because most US states require employers to carry workers’ compensation coverage, if you have employees, you’re likely to need coverage. But here’s where it can get thorny: Workers’ compensation requirements are determined by state law, and authorized providers, required benefits, and exemptions vary by state.

SOC2 Type 1 Certification

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Wisconsin Payroll Tax Registration