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How to Change an LLC Name

To change an LLC's legal name, confirm the new name is available with your state, get member approval under your operating agreement, and file a Certificate or Articles of Amendment with your state's filing agency, which charges a fee from $15 in Montana to $220 in Delaware and the District of Columbia. You don't need a new EIN; instead, notify the IRS by marking the name change box on your next return or writing a letter if you've already filed.

By LLC Register · Last reviewed October 1, 2026

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Key Takeaways

  • You file an amendment, not a new LLC

    A legal name change is filed as a Certificate or Articles of Amendment to your existing Articles of Organization, not as a new formation filing, so your LLC keeps its original formation date and history.

  • Amendment fees vary widely by state

    State fees to amend Articles of Organization range from $15 in Montana to $220 in Delaware and the District of Columbia, according to each state's filing agency.

  • You don't need a new EIN

    Per the IRS, changing your business's name doesn't require a new EIN; you keep the same EIN and simply notify the IRS of the new name.

  • Check name availability before you file

    Your state will reject an amendment to a name that isn't distinguishable from an existing registered business, so search your state's business entity database before filing.

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In this article
  • Comprehensive Guide
  • Practical Considerations

Comprehensive Guide

Check Your New Name's Availability First

Before filing anything, search your state's business entity database to confirm the new name is available and meets your state's naming rules, typically including an LLC designator such as "LLC" or "L.L.C." and language that isn't already in use by another registered business. Filing an amendment with a name that's already taken gets rejected, costing you the fee and the processing time.

Get Member Approval Under Your Operating Agreement

A name change is a formal change to the LLC, so follow whatever approval process your operating agreement sets for amendments, commonly a majority or unanimous vote of members. Document the vote in writing even if your agreement doesn't explicitly require it, so there's a clear record that the change was properly authorized.

File a Certificate or Articles of Amendment With the State

File the amendment form with your state's Secretary of State or equivalent filing agency, listing the LLC's current name, its new name, and any other information the state requires, such as confirmation the change was approved by the members. Most states process this as a standalone filing separate from your annual report.

Amendment Fees Range Widely by State

As of late September 2026, the fee to file an amendment to Articles of Organization ranges from $15 in Montana to $220 in Delaware and the District of Columbia, according to each state's filing agency. Many states fall in the $25 to $100 range. Check your own state's current fee before filing, since it's a separate charge from whatever you paid to form the LLC originally.

Tell the IRS, But You Likely Don't Need a New EIN

Per the IRS, you keep the same EIN when your business changes its name; a new EIN isn't required for a name change alone. How you notify the IRS depends on your LLC's tax filing: if you haven't yet filed a return under the new name, mark the name change box on your next return, Form 1065 for a partnership-taxed LLC (page 1, line G, box 3) or Form 1120 or 1120-S for a corporation-taxed LLC. If you've already filed a return for the year under the old name, write to the IRS at the address where you filed that return, including your EIN, the old name, and the new name.

Update Everything Else That Uses the Old Name

After the state approves the amendment, update your bank accounts, business licenses and permits, contracts, insurance policies, and any registered DBA that references the old LLC name. Order a certified copy of the approved amendment from your state if a bank or vendor asks for proof of the change.

Practical Considerations

A DBA Can Be a Faster, Cheaper Alternative

If you want to operate under a different public-facing name but don't need to change your LLC's actual legal name on file with the state, registering a DBA ("doing business as") is usually faster and cheaper than a full amendment. The LLC's legal name and EIN stay the same; only the name customers see changes. A full legal name change makes more sense when you want the new name on your Articles of Organization, contracts, and tax filings themselves.

A State Name Check Doesn't Clear Trademark Risk

Your state only checks whether the new name is distinguishable from other registered business names in that state, not whether it conflicts with a federal or state trademark someone else already holds. Search the USPTO's trademark database before committing to a new name, especially if you plan to use it as a product or service brand beyond your LLC's legal registration.

Update Licenses and Contracts Promptly to Avoid Confusion

A mismatch between your LLC's legal name on file with the state and the name on a business license, lease, or loan agreement can cause delays or disputes later, particularly if a lender or landlord needs to verify your entity's identity. Update these records as soon as the state approves the amendment rather than waiting until a problem comes up.

None of This Is Tax or Legal Advice

A name change can have downstream effects on existing contracts, licenses, or a pending loan application; review anything with a "assignment" or "change of control" clause before you file. Talk to a business attorney if the LLC has significant existing contracts, and a tax professional if the name change coincides with any other change to the business.

Related Resources

  • How to Choose a Name for Your LLC

    Learn how to choose an LLC name that meets your state's rules, clears a trademark search, and is available as a domain before you file.

  • Does an LLC Need a DBA?

    Find out when an LLC needs a DBA, including state filing costs, naming rules, renewal requirements, and what a DBA does not protect.

  • How to Add a Member to an LLC

    Learn how to add a member to an LLC, including operating agreement approval, ownership percentages, state filings, and when a new EIN is required.

Sources

The official sources used for this article.

IRS: Business name change

irs.gov/businesses/business-name-change

Montana Secretary of State: Business filing fees

sosmt.gov/business/fees

Delaware Division of Corporations: Fee schedule

corpfiles.delaware.gov/Fee_Schedule/AugustFee2026.pdf

USPTO: Trademark search

uspto.gov/trademarks/search

Created by: LLC RegisterLast reviewed October 1, 2026

Updated: October 1, 2026

Frequently Asked Questions

How much does it cost to change an LLC's name?

The state fee to file an amendment to your Articles of Organization ranges from $15 in Montana to $220 in Delaware and the District of Columbia, according to each state's filing agency. Many states charge between $25 and $100.

Do I need a new EIN if I change my LLC's name?

No. Per the IRS, a name change alone doesn't require a new EIN. You keep your existing EIN and notify the IRS of the new name by marking the name change box on your next tax return or writing a letter if you've already filed for the year.

How do I tell the IRS about my LLC's name change?

If you haven't filed your return for the year yet, mark the name change box on Form 1065 (partnerships) or Form 1120 or 1120-S (corporations). If you've already filed, write to the IRS at the address where you filed that return, including your EIN, old name, and new name.

Can I change my LLC's name to one that's already trademarked elsewhere?

Your state will only check whether the name is distinguishable from other business names registered in that state, not whether it conflicts with a federal trademark. Search the USPTO's trademark database separately before adopting a new name to avoid infringement risk.

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