LLC Formation Costs › Connecticut
How Much Does an LLC Cost in Connecticut? Year One and Every Year After
Starting a Connecticut LLC costs $120 to file. After that, Annual Report, every year, $80. The state side over three years is $280.
- Official sources, checked October 20, 2026
Every cost, itemised
| Cost | When | Amount | Detail |
|---|---|---|---|
| State filing fee | Once | $120 | Certificate of Organization, Connecticut Secretary of State |
| Annual Report | Yearly | $80 | Annual Report, every year, $80 |
| Registered agent | Yearly | from $149 | Required. A Connecticut resident, or a business entity formed in Connecticut or registered there. The agent signs to accept the appointment. |
| Expedite | Optional | +$50 to +$50 | Online expedite +$50 |
| EIN | Once | $0 | Issued free by the IRS |
Over time
| Horizon | State side | With Mainstay Filing |
|---|---|---|
| 1 year | $120 | $319 |
| 3 years | $280 | $877 |
| 5 years | $440 | $1,435 |
With Mainstay Filing: $199 a year plus the Connecticut fee at cost, covering the formation, registered agent, EIN application and annual report. It renews at the same $199.
Mainstay Filing
Our rating: 4.9 out of 5
$199 / year + $120 state fee
Questions
How much does it cost to start an LLC in Connecticut?
$120 to file. Over three years the state side is $280; with Mainstay Filing it is $877.
What is the yearly cost of a Connecticut LLC after the first year?
Annual Report, every year, $80.
Sources
- Conn. Gen. Stat. § 34-247 (Formation of limited liability company; certificate of organization); fee set by § 34-243u(a)(3) (multira state research spine): www.cga.ct.gov/current/pub/chap_613a.htm, checked August 12, 2026
- Connecticut formation fee: Filing fee, official source read 2026-10-01: business.ct.gov/knowledge-base/articles/domestic-limited-liability-companies-forms-and-fees, checked October 1, 2026
- Connecticut formation fee: Filing fee, official source read 2026-10-01: business.ct.gov/-/media/businessonestop/fee-schedule-revised-712020.pdf, checked October 1, 2026
- Connecticut Secretary of the State, Business Services Division (multira state research spine): business.ct.gov/business-services/file-annual-report, checked August 12, 2026
- Connecticut Secretary of the State, Business Services Division (multira state research spine): business.ct.gov/knowledge-base/articles/annual-report/file-an-annual-report, checked August 12, 2026
- Connecticut yearly filing: Annual report: fee, official source read 2026-10-01: business.ct.gov/knowledge-base/articles/domestic-annual-report-forms-and-fees, checked October 1, 2026
- Connecticut expedite and processing (Connecticut Secretary of State, official page read): business.ct.gov/knowledge-base/articles/expedited-services, checked October 1, 2026