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Connecticut Sole Proprietorship Amendment

Regional Reference Code: CT-SP-AMEND

Jurisdictional Tax Parameters

Use this form to amend the registration details of your Connecticut sole proprietorship, such as business name or address.

Official State Document Mirror

Clicking download will instantly open the live application form hosted on the official government registry server.

Download Official Form PDF โ†—

Filing Authority Mapping

Update your business information by filing an amendment form with the Secretary of the State.

  • Provide current registration details.
  • List changes such as name or address.
  • Mail with $20 fee or file online.
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