Form a Corporation in Connecticut

Everything you need to know about forming a Corporation in Connecticut. Filing fees, requirements, timeline, and step-by-step guidance.

$120
Filing Fee
5-10 business days
Processing Time
$250
Annual Tax
Required
Registered Agent

How to File

1

Choose a Corporate Name

Select a unique name ending with Corporation, Corp., Incorporated, Inc., Company, or Co. Check availability through the Connecticut Secretary of State.

30 minutes

2

Appoint a Registered Agent

Designate a registered agent with a Connecticut address to receive legal documents and official notices on behalf of the corporation.

15 minutes

3

Prepare Certificate of Incorporation

Complete the Certificate of Incorporation including corporate name, registered agent, authorized shares, and incorporator information.

45 minutes

4

File with Secretary of State

Submit the Certificate of Incorporation with filing fee to the Connecticut Secretary of State online or by mail.

20 minutes

What's Next After Filing

Once your Corporation is officially formed, you'll want to complete these important steps:

  • Obtain EIN from IRSApply for a federal Employer Identification Number directly from the IRS for tax purposes and banking.
  • Create Corporate BylawsDraft internal bylaws governing corporate operations, meetings, and shareholder rights.
  • Hold Organizational MeetingConduct initial board meeting to adopt bylaws, elect officers, and issue stock certificates to shareholders.

Advantages

  • Limited liability protection for shareholders and directors
  • Ability to raise capital through stock issuance
  • Corporate tax deductions and potential tax advantages
  • Perpetual existence regardless of ownership changes

Considerations

  • Double taxation on corporate profits and dividends
  • Complex compliance requirements and record-keeping
  • Higher annual fees and franchise tax obligations

Annual Obligations

Franchise Tax:$250
Annual Report Fee:$80
Report Due:March 31
Annual report must be filed by March 31st each year. Minimum franchise tax is $250 regardless of income.
Last verified: December 2025Source

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