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LLC Formation in Connecticut: Cost, Steps & How to File

If you're planning to form an LLC in Connecticut, the process is more paperwork than it needs to be — but it's paperwork with a predictable pattern. This page names the Connecticut office that issues it, then walks the general US process in plain English.

Connecticut filing fee
$120
Annual state fee
$80
Typical timeline
1–20 days
Who needs it
anyone starting a business as a legal entity

Depending on the state this recurring amount is called an annual report fee, a franchise tax, or a business privilege fee. It is the amount an LLC pays the state to stay in good standing.

What we verified for Connecticut

Every figure in this box was found on the page linked underneath it, by machine, on 9 August 2026 — we publish no number we could not locate on the government page we cite. It is the part of this page that is actually about Connecticut; the process, documents and ranges further down are the national pattern.

Issuing office
Connecticut Secretary of the State, Business Services Division
Fee
$120
Renewal fee
$80

Source

Who issues an LLC Formation in Connecticut

In Connecticut, an LLC formation is issued by the office below. That is the office to confirm every figure with.

Starting point for anything else in Connecticut: the state business portal, https://business.ct.gov. It is a starting point, not the issuer of this permit.

The general US process

This sequence is the shape the process takes across the US. It is not a list of Connecticut requirements, and no step here should be read as one — the issuing office named above sets the actual requirements.

  1. Step 1: Pick a name and check it against the state's business-entity register — most states let you search this online for free.
  2. Step 2: Name a registered agent with a physical street address in the state; a PO box is generally not accepted.
  3. Step 3: File the formation document — usually called Articles of Organization or a Certificate of Formation — with the state's business-filing office.
  4. Step 4: Pay the state filing fee. This is the one figure on this page that we do hold per state, shown above.
  5. Step 5: Get an EIN from the IRS. It is free, online, and usually issued immediately.
  6. Step 6: Open a business bank account in the LLC's name using the EIN and the filed formation document.
  7. Step 7: Write an operating agreement. A handful of states require one; in the rest it is optional and still worth having.

What varies: the filing fee, the name of the form, how often the state wants a report, and whether the state adds its own publication or franchise-tax step. New York, for example, adds a newspaper publication requirement.

Documents usually asked for

A typical list, not a Connecticut checklist.

Heads up: The government fee is the floor. Filing services will quote you several times that to handle it. For a simple setup the official route is usually straightforward; for a complicated one — multiple states, unusual ownership — paying someone can be the cheaper mistake to avoid.

Related permits in Connecticut

Business License in ConnecticutSales Tax Registration in ConnecticutEmployer Registration in ConnecticutDBA Filing in Connecticut

LLC Formation in states bordering Connecticut

Rules stop at the state line — same permit, each state bordering Connecticut:

LLC Formation in MassachusettsLLC Formation in New YorkLLC Formation in Rhode Island

See LLC Formation in all 50 states & DC →

Frequently asked questions

How much does it cost to form an LLC in Connecticut?

Connecticut's formation filing fee is $120. On top of that, the recurring amount to stay in good standing is $80 per year. Expedited processing, a registered agent service and a name reservation cost extra. Some states add their own steps with their own costs.

Does Connecticut charge a recurring fee for an LLC?

Yes — $80 per year. Depending on the state this recurring amount is called an annual report fee, a franchise tax, or a business privilege fee. It is the amount an LLC pays the state to stay in good standing. Confirm the amount and the due date with the office linked above; due dates commonly key off your formation date.

Who issues an LLC filing in Connecticut?

Connecticut Secretary of the State, Business Services Division. The state office named at the top of this page.

What is Connecticut-specific on this page: the issuing office, the two Connecticut fees, every figure in the verified Connecticut box, each one located on the government page it cites. Everything else — the numbered process, the document list, the cost and timeline — is the general US pattern, not a Connecticut rule, and is labelled that way above. Requirements, fees and deadlines are set by the issuing office; confirm with it before you file or pay.