Connecticut Foreign Qualification

Jan 22, 2026

Foreign qualification with the Secretary of State in Connecticut is the process by which a business that was originally formed in another state registers to do business in Connecticut. This allows the business to legally operate in Connecticut and ensures compliance with state laws and regulations.

There are 3 different ways to foreign qualify in Connecticut depending on your legal entity type and tax classification. Follow the guide below to help you register with the Secretary of State in Connecticut or use Mosey to do it.

Use Mosey to register with the Secretary of State in Connecticut.

Connecticut Foreign Registration for LLP

If you are "transacting business" in Connecticut, you must file a Certificate of Authority for a Limited Liability Partnership with the Connecticut Secretary of State. Connecticut has a non-exhaustive list of activities that do not constitute "transacting business" in the state.

  1. Obtain Certificate of Good Standing

    Get a Certificate of Good Standing from your home state, issued within the last 90 days.

  2. Establish a Registered Agent

    Connecticut law requires foreign businesses to continuously maintain a registered office (that may be the same as its place of business) and a registered agent. The agent may be any resident of Connecticut, a corporation formed in the state, or foreign entities who have received a Certificate of Authority in Connecticut, as well as the Secretary of State.

  3. Create a CT.gov Account

    Register an account on CT.gov to be able to electronically file for a Certificate of Authority.

  4. File Certificate of Authority Online

    Log in to CT.gov to electronically file your Certificate of Authority for a Limited Liability Partnership and pay the filing fees with the Connecticut Secretary of State.

Connecticut Foreign Registration for LLC

If you are "transacting business" in Connecticut, you must file a Foreign Registration Statement with the Connecticut Secretary of State. Connecticut has a non-exhaustive list of activities that do not constitute "transacting business" in the state. The name of the foreign limited liability company must contain word or words of LLC designation.

  1. Create a CT.gov Account

    Register an account on CT.gov to be able to electronically file for a Certificate of Authority.

  2. Obtain Certificate of Good Standing

    Get a Certificate of Good Standing from your home state, issued within the last 90 days.

  3. Establish a Registered Agent

    Connecticut law requires foreign businesses to continuously maintain a registered office (that may be the same as its place of business) and a registered agent. The agent may be any resident of Connecticut, a corporation formed in the state, or foreign entities who have received a Certificate of Authority in Connecticut, as well as the Secretary of State.

  4. File Your Foreign Registration Statement

    Log in to CT.gov to electronically file your Foreign Registration Statement.

Connecticut Foreign Registration for Professional Corporation, Corporation

If you are "transacting business" in Connecticut, you must obtain a Certificate of Authority from the Connecticut Secretary of State. Connecticut has a non-exhaustive list of activities that do not constitute "transacting business" in the state. The name of the foreign corporation must contain word or words of corporate designation.

  1. Create a CT.gov Account

    Register an account on CT.gov to be able to electronically file for a Certificate of Authority.

  2. Obtain Certificate of Good Standing

    Get a Certificate of Good Standing from your home state, issued within the last 90 days.

  3. Establish a Registered Agent

    Connecticut law requires foreign businesses to continuously maintain a registered office (that may be the same as its place of business) and a registered agent. The agent may be any resident of Connecticut, a corporation formed in the state, or foreign entities who have received a Certificate of Authority in Connecticut, as well as the Secretary of State.

  4. File for a Certificate of Authority

    Log in to CT.gov to electronically file your application for a Certificate of Authority.

What else do I need to know?

Once you are registered with the Secretary of State, you may have additional requirements to maintain your "good standing" in the state. Failing to do so can result in fines, back taxes, and forfeiting certain priveleges within the state.

Maintaining a Registered Agent

Most states require that you have a registered agent that can receive important mail from the Secretary of State should they need to contact you. There are many commercial options available or you can use Mosey to be your registered agent and keep your information private in Connecticut.

Annual Reports and Taxes

In addition to maintaining a registered agent, most states require you to file a report annually. Registration can also trigger state taxes such as a franchise tax or income tax. You can use Mosey to identify these additional requirements to maintain good standing in Connecticut.

Connecticut's Foreign Qualification Agencies

Review your compliance risks, free.

More from the blog

Learn how to keep your business compliant in all 50 states across payroll, HR, Secretary of State, and tax.

Writing a Corporate Resolution: Tips and Insights

Running a business involves making big decisions. Maybe it’s opening a new office or bringing on a key executive. When it’s time to make those choices, corporate resolutions are formal documents that record the decisions made by your company’s board of directors. Whether you’re running a small startup or a large corporation, these resolutions serve multiple functions. For one, they create a clear paper trail so you can see who decided what and when. This knowledge can protect your company from legal trouble, keep you in line with regulations, and maintain trust with your investors.

Paul Boynton | Nov 17, 2025

Timekeeping Policy Examples for HR Professionals

Timekeeping policies help organizations maintain accurate employee records, ensure compliance, and promote smooth payroll processing. A procedure for tracking hours worked reduces misunderstandings and helps build a fair system for all staff. This article outlines why timekeeping policies are important, what they consist of, and examples to help speed up the process. Why Are Timekeeping Policies Important? Timekeeping policies set clear expectations for how employees should report their work hours. They serve as a framework for managing attendance, tracking overtime, and ensuring compliance with wage-and-hour laws.

Kaitlin Edwards | Jan 18, 2025

What Is Workers Compensation & How Does It Work?

At its most basic level, workers’ compensation is one of the simpler compliance requirements for employers to navigate. You either need to carry it, or you don’t—and because most US states require employers to carry workers’ compensation coverage, if you have employees, you’re likely to need coverage. But here’s where it can get thorny: Workers’ compensation requirements are determined by state law, and authorized providers, required benefits, and exemptions vary by state. When you’re juggling countless other tasks related to business compliance, the details related to workers comp can fall through the cracks.

Gabrielle Sinacola | May 22, 2023

Ready to get started?

Schedule a free consultation to see how Mosey transforms business compliance.