A DBA filing, short for “doing business as,” registers a trade name with a state, county, or city office so the public can connect your brand to the legal owner behind it. You generally need one whenever you operate under any name other than your own legal name or your entity’s registered name, and the exact rules vary by state, county, and sometimes city.1U.S. Small Business Administration. Choose Your Business Name The filing itself is cheap and simple. The details around it are where new owners get caught.
Who Needs to File One
Sole proprietors and general partnerships need a DBA whenever the business name doesn’t include the legal surnames of every owner. If Maria Torres runs “Torres Accounting,” she likely doesn’t need one. If she calls the same business “Summit Financial Solutions,” that name needs to be registered. The public should be able to figure out who they’re actually doing business with.
LLCs and corporations need a DBA when they use a name different from the entity name on file with the state. A company formed as “Brightline Holdings, LLC” that opens a storefront called “Daily Grind Coffee” would register the coffee shop name as a DBA. The filing ties the customer-facing brand back to the registered legal entity.1U.S. Small Business Administration. Choose Your Business Name
Skipping the filing can bite you. In some states, operating under an unregistered fictitious name is a misdemeanor. In others, you may lose the ability to enforce contracts or bring a lawsuit under the trade name. And banks will refuse to open an account in a name you haven’t registered, which means you can’t deposit checks made out to the business.
What a DBA Does Not Do
This is where first-time owners get tripped up most. A DBA is a name registration and nothing more. It does not create a new business entity, does not separate your personal assets from business debts, and does not give you any liability protection. A sole proprietor with a DBA is still personally liable for everything the business does.1U.S. Small Business Administration. Choose Your Business Name
If liability protection matters, you need to form an LLC or corporation through your state’s Secretary of State. That’s a separate process. You can then file a DBA under that LLC if you want a different public-facing name, but the entity formation is what creates the legal shield.
A DBA also doesn’t give you exclusive rights to the name. It records your use of the name in your local jurisdiction. A business in a different county or state can register the same name, and your DBA won’t stop them. It also won’t protect you from infringing on someone else’s trademark, which can get expensive fast. A federal trademark through the U.S. Patent and Trademark Office provides nationwide protection for a brand used with specific goods or services. A DBA does neither. At minimum, search the USPTO’s trademark database before committing to a name, even if your local DBA search comes back clean.
Where to File
Where you file depends on your state’s rules, and there’s no national standard. The responsible office differs by jurisdiction and sometimes by business type.
- Many states handle DBA registration through the Secretary of State’s office, particularly for LLCs and corporations.
- Other states require filing with the county clerk, especially for sole proprietorships and general partnerships. Some states require county filing in addition to state filing.
- A small number of states require registration at the city level as well.
The SBA recommends checking your specific local government offices and websites to confirm where your filing needs to go.1U.S. Small Business Administration. Choose Your Business Name Filing in the wrong office doesn’t save you the fee; it leaves you unregistered in the jurisdiction that actually matters.
What You Need to File
Start by searching the relevant state or county database to confirm the name isn’t already taken. Most states won’t let you register a name that’s already on file for another business.1U.S. Small Business Administration. Choose Your Business Name If the name is available, you’ll typically need:
- Full legal names and addresses of all owners, or the registered address of the entity doing the filing.
- The fictitious name you want to use, a description of your business activity, and the physical location where you operate.
- Formation documents or articles of incorporation if you’re filing on behalf of an LLC or corporation, to show you’re authorized to sign.
Some jurisdictions require the application to be notarized. Check first. A missing notary stamp is one of the most common reasons for rejection. Forms are usually available online through the county clerk’s website or Secretary of State portal.
Fees and the Publication Requirement
Filing fees are generally modest. Most jurisdictions charge between $10 and $100 for the initial registration, with the majority falling in the $20 to $50 range. Some offices charge extra for expedited processing. Credit cards are usually accepted for online submissions, while mail-in applications typically require a check or money order.
The cost that catches people off guard is the publication requirement. A number of states require you to publish notice of your new DBA in a local newspaper, usually once a week for four consecutive weeks. After the publication period ends, the newspaper issues a proof-of-publication affidavit that you then file with the government office. Publication fees generally run $40 to $200 depending on the paper and the length of the notice. Not every state requires this, but where it applies, the DBA isn’t complete until the affidavit is on file.
After You File
One of the first practical uses of a DBA is opening a business bank account in your trade name. If a customer writes a check to “Summit Financial Solutions” and your account is only in your personal name, you can’t deposit it. Banks will ask for a copy of your DBA certificate to confirm you’re authorized to transact under that name, along with the standard account-opening paperwork.
A DBA does not change how you’re taxed. A sole proprietor operating under a DBA still reports all business income and expenses on Schedule C of their personal return.2Internal Revenue Service. About Schedule C (Form 1040), Profit or Loss From Business An LLC taxed as a disregarded entity does the same. The DBA is invisible to the IRS.
You also don’t need a separate Employer Identification Number just because you filed a DBA. If a name change coincides with a change in business structure, such as incorporating or adding a partner, a new EIN may be required.3Internal Revenue Service. Business Name Change If you already have an EIN and are simply adding a trade name without changing your entity type, you keep the number you have.
Renewing, Amending, or Canceling
DBA registrations don’t last forever in most states. The typical renewal period is five years, though some jurisdictions set longer or shorter terms. If you miss the deadline, the name lapses, and in a competitive market someone else can register it. Most offices allow renewal within a window of several months before expiration, so set a reminder well ahead.
If the business moves, changes ownership, or adds or removes a partner, file an amendment to update the public record. Amendment fees are generally small. If you shut down or rebrand, file a cancellation or statement of abandonment to formally release the name. Leaving an unused DBA on the registry rarely triggers major penalties, but it keeps your name publicly linked to a defunct operation, which doesn’t help anyone searching for you later.