Wilmington, DE Payroll Tax Registration

Apr 21, 2026

If you are an employer in Wilmington, Delaware, it is important to be aware of the local payroll tax requirements for businesses operating in the city. These requirements may include registering your business with the city and withholding a certain percentage of your employees' wages for local taxes.

How to Register for Payroll Tax in Wilmington

Wilmington, Delaware Local City Income Tax Setup for LLP, Corporation, LLC

A City Income Tax is imposed on salaries, wages, commissions, and other compensation for any resident of the City of Wilmington regardless of where their work is performed and nonresidents who work within the city limits. Businesses must register with the city if the tax is applicable.

  1. Fill Out a Business License Application

    Download and complete an Application for Earned Income Taxpayer Account.

  2. Submit Your Business License Application

    Mail your completed application to the City of Wilmington Department of Finance.

Documents and Resources

Wilmington, DE Payroll Registration Agencies

Use Mosey to register for payroll accounts in Wilmington.

Register for payroll taxes with the state of Delaware

More from the blog

Learn how to keep your business compliant in all 50 states across payroll, HR, Secretary of State, and tax.

What Is Foreign Qualification? Considerations & How to Qualify

Let’s say that you own a tomato farm in Iowa. You harvest your own seeds, grow your tomatoes in Iowa soil, harvest your tomatoes with a local workforce, and sell them at a local farmers markets. Congratulations—you own a single-state business, and you don’t need to worry about foreign qualification. But what if you’re a startup founder who is building a platform to connect farmers to restaurants and boutique grocery markets in their region? You might be based in Chicago, but you hire engineers based in Texas, and you’re growing a user base nationwide.

Gabrielle Sinacola | May 1, 2023

What Is a Disregarded Entity? Pros & Cons Explained

The term “disregarded entity” may sound like a negative thing, but it has the potential to be a positive thing for independent businesspeople when tax time rolls around. If you’re a single-person business and you’re attempting to determine the most advantageous way to file your taxes, here’s what you should know about the pros and cons of utilizing a disregarded entity when you file your return.

Alex Kehayias | Feb 14, 2024

Labor Law Posters for Remote Workers: Requirements and Resources 2024

An increasing number of employers are expanding their workforce across the country (and the world) through remote employees. The wider reach of the workplace is changing the status quo: We communicate differently, company culture is shifting, and labor laws don’t translate the way they used to. Requirements like mandatory labor law posters don’t easily translate to a remote workforce, and businesses have had to change how they inform employees about their rights and responsibilities. Here’s what remote employers need to know about labor law posters and how Mosey can help with business compliance.

Gabrielle Sinacola | Aug 2, 2024

Ready to get started?

Schedule a free consultation to see how Mosey transforms business compliance.