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State Biz Facts

Charts of what each state charges an LLC.

LLC cost guide · Connecticut

Connecticut LLC Fees (2026): The State Bill and the 3 Best LLC Services

2026 ranking, Connecticut, LLC services: Connecticut Registered Agent.co ($199), Mainstay Filing ($199) and CT Registered Agent.org ($199). Fee to form: $120. Annual report, every year: $80. Three-year placement among the 50 states: 32nd.
Charted by the State Biz Facts team

The numbers behind Connecticut

32nd

out of 50, state fees across three years

Small numbers mark small bills. Chart of all fifty states

  • Charge to form

    $120

    October 2026 reading of business.ct.gov

  • Annual report

    $80 / yr

    Timing as the state words it: on or before March 31. October 2026 reading of business.ct.gov

  • State total, years 1 to 3

    $280

    Formation plus two later report years

Where we would file in Connecticut

Criteria and weights behind this order are on the method page.

First stop

1. Connecticut Registered Agent.co: best for a lean first year

$199 plus the state fee, then the agent at $99 per year

Start with Connecticut Registered Agent.co, where the formation costs $199 above the state fee, and the agent costs $99 from year two.

This ranking turns on cost: three years here cost less than three years with Mainstay Filing.

The annual report remains your job every year.

Price covers

  • Formation handled from start to filing
  • First year of agent service

Upside

  • $99 per year after that
  • $199 and the state's fee
  • Year-one agent duty is included

Downside

  • The owner files the annual report
  • The EIN costs $99
Visit Connecticut Registered Agent.coPartner link. We may earn money if you buy.

Covers the whole map

2. Mainstay Filing: best for owners who want the calendar handled

Year one $199, year two $199; add the state fee

Placed second, Mainstay Filing offers for $199 a year you get the Connecticut filing plus the repeat jobs: registered agent duty and the annual report.

Connecticut Registered Agent.co comes in $200 lower across three years, which is why it is placed higher.

Mainstay files the annual report; Connecticut collects $80 for it, billed to you without a markup.

Price covers

  • Formation papers drawn up and filed for you
  • Twelve months of registered agent duty
  • Your annual report drawn up and submitted on time
  • Application for your EIN handled as well
  • You pay the state charge at face value

Upside

  • $199 per year includes formation and agent and the report
  • The EIN is handled as well
  • Renews at $199

Downside

  • A yearly bill $100 bigger than Connecticut Registered Agent.co's
Visit Mainstay FilingPartner link. We may earn money if you buy.

One state only

3. CT Registered Agent.org: best for Connecticut-only LLCs

$199 plus the state fee, then the agent at $99 per year

Spot 3 is CT Registered Agent.org: the formation costs $199 above the state fee, and the agent costs $99 from year two.

The annual report remains your job every year.

Prices match Connecticut Registered Agent.co's exactly, so the two sit next to each other on the chart.

Price covers

  • Formation handled from start to filing
  • First year of agent service

Upside

  • Year-one agent duty is included
  • $99 per year after that
  • $199 and the state's fee

Downside

  • The owner files the annual report
  • The EIN costs $99
Visit CT Registered Agent.orgPartner link. We may earn money if you buy.

The ranking as figures

OrderProviderYear 1Year 2 and onProvider charges, 3 years
1Connecticut Registered Agent.co$199$99/yr$397Visit Connecticut Registered Agent.coPartner link. We may earn money if you buy.
2Mainstay Filing$199$199/yr$597Visit Mainstay FilingPartner link. We may earn money if you buy.
3CT Registered Agent.org$199$99/yr$397Visit CT Registered Agent.orgPartner link. We may earn money if you buy.
All prices here are as the companies showed them on November 12, 2026. Connecticut charges $120 to file, separately from each provider.

State and provider fees, year by year

Choose a span of years and a provider. State charges follow the official schedule: $120 to form, the annual report from year two.
Connecticut Registered Agent.co over 3 years comes to $677: $280 for the state and $397 for the provider.

Connecticut and the states beside it on the chart

SpotStateThree-year state fees
30thNew Jersey$250
31stSouth Dakota$260
32ndConnecticut$280
33rdIllinois$300
33rdNew Hampshire$300
The full chart measures all fifty states the same way.

Connecticut's charge for forming an LLC

The Connecticut Secretary of State collects $120 when the Certificate of Organization is filed, as Conn. Gen. Stat. § 34-247 provides. Each provider on this page bills that fee at cost. Expect a wait of Most online filings automatically accepted.

Connecticut annual report: fee, due date and late charge

Send the annual report every year, with $80, on or before March 31.

Basis for the order

Service cost across three years (36%) is the criterion on which Connecticut Registered Agent.co outscored Mainstay Filing here.

Picking Connecticut Registered Agent.co means $397 in provider charges across three years, $200 below Mainstay Filing.

Connecticut LLC service questions

What is the state charge for forming an LLC in Connecticut?

Official fee: $120. Our picks bill $199 above the state fee.

What does the Connecticut annual report cost the LLC?

$80, every year; it is filed on or before March 31.

How does Connecticut rank among states on LLC fees?

Connecticut is 32nd of 50 on three-year state fees, at $280; spot 1 has the smallest bill.

How quickly does the state process a new LLC?

The state says Most online filings automatically accepted.

Is a registered agent compulsory for Connecticut LLCs?

Every LLC must name a registered agent with an in-state street address.

Who should file my LLC?

Connecticut Registered Agent.co, Mainstay Filing and CT Registered Agent.org, as ranked.

Other maps

Where each number comes from

  1. Seen August 2026 regarding Connecticut Secretary of the State, Business Services Division: business.ct.gov
  2. Seen August 2026 regarding Connecticut Secretary of the State, Business Services Division: business.ct.gov
  3. Seen October 2026 regarding Connecticut yearly filing: Annual report: fee, official source: business.ct.gov
  4. Seen August 2026 regarding Connecticut report due date: cga.ct.gov
  5. Seen October 2026 regarding Connecticut formation fee: Filing fee, official source: business.ct.gov
  6. Seen October 2026 regarding Connecticut formation fee: Filing fee, official source: business.ct.gov
  7. Seen October 2026 regarding New Jersey DORES, Getting Registered: nj.gov
  8. Seen October 2026 regarding New Jersey formation fee: Filing fee, official source: pub.njleg.gov
  9. Seen August 2026 regarding New Jersey Division of Revenue and Enterprise Services: njportal.com
  10. Seen August 2026 regarding New Jersey Division of Revenue and Enterprise Services: njportal.com
  11. Seen August 2026 regarding SDCL 47-34A-203: sdlegislature.gov
  12. Seen October 2026 regarding South Dakota formation fee: Filing fee, official source: sdsos.gov
  13. Seen October 2026 regarding South Dakota formation fee: Filing fee, official source: sdlegislature.gov
  14. Seen August 2026 regarding South Dakota Secretary of State, Business Services /: sdsos.gov
  15. Seen August 2026 regarding South Dakota Secretary of State, Business Services /: sosenterprise.sd.gov
  16. Seen October 2026 regarding South Dakota yearly filing: Annual report: fee and: sdlegislature.gov
  17. Seen August 2026 regarding 805 ILCS 180/5-5: ilga.gov
  18. Seen October 2026 regarding Illinois formation fee: Filing fee, official source: ilga.gov
  19. Seen October 2026 regarding Illinois formation fee: Filing fee, official source: ilsos.gov
  20. Seen August 2026 regarding Illinois Secretary of State, Department of Business Services: ilsos.gov
  21. Seen August 2026 regarding Illinois Secretary of State, Department of Business Services: ilsos.gov
  22. Seen August 2026 regarding N.H: gc.nh.gov
  23. Seen October 2026 regarding New Hampshire formation fee: Filing fee, official source: sos.nh.gov
  24. Seen October 2026 regarding New Hampshire formation fee: Filing fee, official source: gc.nh.gov
  25. Seen August 2026 regarding New Hampshire Secretary of State, Corporations Division: sos.nh.gov
  26. Seen October 2026 regarding Processing and expedite, official source: business.ct.gov
  27. On November 12, 2026 Connecticut Registered Agent.co showed this pricing page
  28. On November 12, 2026 Mainstay Filing showed this Connecticut service page
  29. On November 12, 2026 CT Registered Agent.org showed this pricing page