Forming an LLC in Connecticut costs $120 to file with the state. Ongoing, you file: Annual report ($80), anniversary month. Straightforward, mid-cost.
Connecticut LLC at a glance
| State filing fee | $120 |
| Processing time | ~1 week; expedited available |
| Annual/biennial report | Annual report ($80), anniversary month |
| Franchise / annual tax | None |
| State income tax | Yes |
| State sales tax | 6.35% |
| Sales-tax economic nexus | $100,000 and 200 transactions |
| Registered agent | Required (in-state address) |
| Publication requirement | No |
| Anonymous ownership | Not available (ownership is on record) |
Research snapshot last checked 2026-07-21. Fees and deadlines change - confirm on the Connecticut Secretary of State and tax authority before filing.
Does Connecticut fit your situation?
Connecticut puts ownership on the public record, so it is not the choice if you need anonymity. It levies a state income tax. Straightforward, mid-cost.
If you do not live or operate in Connecticut, remember that forming here while working elsewhere can create a second state registration (foreign qualification) and a second set of fees. For most non-residents the decision comes down to banking acceptance and total cost - see the best-state comparison.
Steps to form in Connecticut
- Check name availability and appoint a Connecticut registered agent.
- File the Articles of Organization ($120) with the state.
- Get an EIN from the IRS (Form SS-4 by fax or phone if you have no SSN).
- Confirm banking and payment eligibility for your residence country.
- Put the report on a calendar: Annual report ($80), anniversary month.
Generate your Connecticut deadline calendar · Check your US tax obligations
Quick answers
Frequently asked questions
How much does an LLC cost in Connecticut?
The state filing fee is $120. Ongoing you file annual report ($80), anniversary month. There is no separate franchise tax.
Does Connecticut require an annual report?
Yes: Annual report ($80), anniversary month.
Is Connecticut a good state for a non-resident LLC?
Straightforward, mid-cost. Base the decision on where you actually operate, banking acceptance and total cost, not only the filing fee.