Everything you need to know about starting and maintaining a business in Connecticut — LLC formation, taxes, annual reports, licenses, and compliance requirements.
Connecticut is a leading destination for business formation. The state offers a low-cost regulatory environment, managed by the Connecticut Secretary of State. Filings are submitted via the official state portal.
Annual report due: March 31 each year.
For most businesses in Connecticut, the recommended structure is:
An LLC provides the ideal balance of personal liability protection, pass-through taxation flexibility, and minimal administrative overhead. Connecticut LLCs are governed by the Connecticut Secretary of State with a state filing fee of $120.
Form LLC in ConnecticutAnnual report for corporations and LLCs registered in Connecticut, due March 31.
Form your LLC or Corporation, get your EIN, and stay compliant with expert guidance. No hidden fees. Step-by-step guided formation process.
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| Filing Agency | Connecticut Secretary of State |
| Filing Fee | $120 |
| Late Penalty | $50 |
| Report Required | Yes |
| Report Cycle | Annual |