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Connecticut LLC Name Search | LLC School
Connecticut LLC · Step 1 of 8 · Check current official instructions

Connecticut LLC Name Search — Step 1 of 8

Connecticut’s state business-record search is free and preliminary. Optional reservation costs $60 and lasts 120 days. A search result or formatting check does not guarantee filing acceptance, continued availability or trademark rights; the Secretary of the State makes the filing decision.

Ahmad AdilWritten by Ahmad Adil, LLC School · Check current official instructions
CT Search LLC Name...
Quick Answer

Connecticut’s state business-record search is free and preliminary. Optional reservation costs $60 and lasts 120 days. A search result or formatting check does not guarantee filing acceptance, continued availability or trademark rights; the Secretary of the State makes the filing decision.

Step 1 — Fast Facts
Name search
Free
Required designator
LLC / L.L.C.
Reservation (optional)
$60 / 120 days
Search tool
Business.CT.gov
Assumed name (DBA)
County-specific
Next step
Step 2 →

Connecticut's Naming Rules

Connecticut's LLC Act (Uniform Limited Liability Company Act) keeps naming requirements fairly conventional:

  • Must include a designator — "Limited Liability Company," "LLC," "L.L.C.," or "Ltd. Liability Co."
  • Must be distinguishable from every other business entity on file with the Connecticut Secretary of the State — active businesses, reserved names, and registered names alike.
  • Can't falsely imply a government affiliation or a different entity type than it actually is.
  • Restricted words like "Bank," "Insurance," or "University" may need extra approval or licensing before use.

Name Compliance Checker

Type in your proposed LLC name to check it against Connecticut's core naming rules:

Name Compliance Checker
Check designator, restricted words & formatting

Reserving Your Name (Optional)

Connecticut checks your name when you file your Certificate of Organization, so a separate reservation is entirely optional — most people skip it and go straight to filing. But if you're not ready to file yet and want to lock in a name:

  • File an Application for Reservation of Name (Form BUS-002) online or by mail for $60.
  • Holds your name for 120 days, giving you time to finish other preparations before filing.
  • Also check the USPTO trademark database separately — state name availability and federal trademark protection are two different systems.

Planning to operate under a different name?If you want to market your business under a name other than your LLC's legal name, you'll file an Assumed Name Certificate (DBA). Note that in Connecticut, this filing is handled at the town/county clerk level, not the Secretary of the State — fees and exact process vary by municipality, so check with your local town clerk.

Ahmad Adil's Take: Connecticut's free name check at filing time is convenient — don't spend $60 on a reservation unless you have a genuine reason to delay filing. Always run a separate USPTO trademark search too; the Business Records Search only checks against other Connecticut entities, not federal trademarks. And if you plan to use a DBA, start that town-clerk conversation early since it's not centralized like the LLC filing itself.
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  • ✓Ask whether name screening is included. The state decides name availability and filing acceptance.
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Preliminary search and optional reservation

Connecticut’s state business-record search is free and preliminary. Optional reservation costs $60 and lasts 120 days. A search result or formatting check does not guarantee filing acceptance, continued availability or trademark rights; the Secretary of the State makes the filing decision.

Official requirements and instructions

Frequently Asked Questions

Connecticut LLC Name Search — FAQ

What designators can I use for my Connecticut LLC?
"Limited Liability Company," "LLC," "L.L.C.," or "Ltd. Liability Co." Any one of these satisfies the requirement.
How do I search for available Connecticut LLC names?
Use the free Business Records Search tool on Business.CT.gov to check availability against all registered entities before filing.
Do I need to reserve my Connecticut LLC name?
No. Your name is checked when you file your Certificate of Organization. A $60 reservation holding the name for 120 days is available if you want to delay filing, but it's optional.
How much does a Connecticut name reservation cost?
$60 to file Form BUS-002, the Application for Reservation of Name, holding your chosen name for 120 days.
What is a Connecticut Assumed Name Certificate?
Connecticut's version of a DBA (doing business as), letting you operate under a name different from your LLC's legal name. Unlike most filings, it's handled at the town/county clerk level, with fees varying by municipality.
Does a state name search protect me from trademark infringement?
No. State name availability and federal trademark protection are separate systems. Always search the USPTO trademark database too before committing to a name.
Can two Connecticut LLCs have similar names?
Only if they're sufficiently distinguishable under the Secretary of the State's review — names that are confusingly similar to an existing entity's name will be rejected at filing.
Ahmad Adil, founder of LLC School
About the Author
Ahmad Adil

Ahmad Adil is the founder and CEO of LLC School. The naming guidance here — the required designators, the free Business Records Search, and the reservation process — reflects current Connecticut Secretary of the State guidance. This is educational information, not legal advice.

About Ahmad Adil → Connecticut LLC Overview →
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