DC Small Business License: What You Need Before You Open

A plain guide to the licenses, registrations and checks a new Washington, DC business usually faces, and the order that saves the most time.

DC Businesses · October 15, 2026

In Washington, DC, most businesses need a business license from the city before they open. The license usually comes from the Department of Licensing and Consumer Protection (DLCP). The exact license depends on what you do, where you do it, and whether you hire people. There is no single license that fits every small business.

This guide shows the usual path, the common delays, and how to confirm what applies to you. Rules and fees change, so treat the official city sites as the final word.

The short version

1. Pick your legal structure (sole proprietor, LLC, corporation, or partnership).
2. Register the business name and entity with the city, if your structure requires it.
3. Get a federal employer identification number (EIN) if you need one.
4. Register for District taxes.
5. Apply for the business license that matches your activity.
6. Check for extra approvals tied to your trade or your space.

Do these in order when you can. Several later steps ask for information from earlier ones.

Step 1: Choose a legal structure

Your structure decides which registrations you need. A sole proprietor can often operate under their own name. An LLC or corporation must be formed and registered. A partnership has its own paperwork.

If you plan to use a trade name, such as "Capitol Hill Bike Repair," check how the city handles trade names for your structure before you print signs or cards.

A lawyer or accountant can help you choose. The choice affects taxes and personal liability, and it is hard to change later without cost.

Step 2: Register the entity

LLCs, corporations and similar entities register through the city's corporations division, which sits inside DLCP. You will usually need a business name, a registered agent with a DC address, and basic details about the owners or organizers.

Search the name first. A name that is too close to one already on file can be turned down. That wastes days.

Step 3: Get an EIN if you need one

An EIN is a federal tax ID from the IRS. It is free to get directly from the IRS. Be careful with sites that charge a fee for the same form.

You generally need an EIN if you hire employees, run an LLC with more than one owner, or form a corporation. Some sole proprietors use their Social Security number instead. Many still choose an EIN to keep that number off invoices and forms.

Step 4: Register for District taxes

The city's Office of Tax and Revenue (OTR) handles business tax registration. Depending on your business, this can cover sales tax, employer withholding, and unemployment insurance accounts.

OTR also issues a Clean Hands certification in many licensing cases. In short, the city checks that you do not owe it back taxes or fines before it licenses you. If you owe money, resolve it first. An open balance is one of the most common reasons a license stalls.

Step 5: Apply for the right business license

DLCP issues business licenses by category. The category follows what you actually do. A consulting firm, a restaurant, a salon, and a food truck do not fall in the same category.

When you apply, expect to be asked for:

• Your business name and entity details
• Your EIN or other tax ID
• The business address and a description of the activity
• Owner and officer information
• Proof of tax registration or Clean Hands status

Fees vary by license type and can change. Check the current fee on the DLCP site before you budget. Licenses must also be renewed, so note your renewal date once you have it.

Step 6: Check for extra approvals

Some businesses need more than the base license. Common examples:

• Your space. A certificate of occupancy shows that a location may be used for your type of business. Check zoning and occupancy before you sign a lease, not after.
• Health and food rules. Food service, food sales, and some personal care businesses face health inspections.
• Trade licenses. Some trades, such as certain construction and home improvement work, need a separate professional license.
• Signs. Exterior signs can need their own permit.
• Alcohol. Selling alcohol has its own licensing process.

If you are not sure, ask DLCP before you apply. A short call can prevent a denied application.

Home-based businesses

Working from home does not always mean you skip licensing. Many home-based businesses still need a business license. Zoning rules may also limit customer visits, signs, or employees at a home address. Check both the license rules and the home occupation rules for your address, and read your lease or condo documents too.

Common mistakes that cause delays

• Applying before the entity is registered. The license application expects a real, registered business.
• Skipping tax registration. A missing tax account can block the application.
• Unpaid city debts. Back taxes or fines can hold up your Clean Hands status.
• Picking the wrong license category. A mismatch can mean a denial or a second application.
• Signing a lease first. If the space cannot be used for your business, you may pay rent on a location you cannot open.
• Missing renewals. Running without a current license can lead to fines and trouble later.

Do you need a lawyer or accountant?

Many simple businesses can complete the steps alone. Get a professional if you have partners, plan to raise money, handle regulated products, or are unsure about taxes. An hour of advice early can cost less than fixing a wrong structure later.

How to confirm your own requirements

Start with the official sources below. Search for your business type on the DLCP site. Then confirm tax steps with OTR. If your activity is unusual, call the agency and write down the name of the person you spoke with and the date.

Keep copies of everything you file. Post your license where the rules say to, and keep a digital copy as well.

After you are licensed

Once you are open, customers need to find you. A complete and accurate listing helps people searching for local services. You can search DC businesses to see how similar businesses present themselves, or look at the DC business stats page to see what the local market looks like.

Sources: DC Department of Licensing and Consumer Protection; DC Office of Tax and Revenue; IRS: Employer ID Numbers.