Welcome to our simple online tool for obtaining your Connecticut Federal Tax ID. Click
here to start now, or learn more below.
Generally, Connecticut businesses need a Federal Tax ID.
Establishing a new Connecticut EIN number / Federal Tax ID is often one of the first things a new Connecticut business does. One common reason is that most business license applications will ask for the ID.
If your answer is "Yes" to one or more of the questions below, you are in need of a Federal Tax ID in Connecticut:

Are you opening a business bank account?

Do you have employees?

Do you operate your business as an LLC or any type of Corporation or Partnership?

Do you file employment tax returns, excise tax returns, or alcohol / tobacco / firearm tax returns?

Are you a Trust, Estate, Non-Profit, Farmers Cooperative, Real Estate Mortgage Investment Conduit, or Plan Administrator?

Do you have a Keogh plan?
Connecticut Federal Tax ID numbers are used in the state by:

Individuals / Sole Proprietors

Partnerships

Limited Liability Companies (LLC)

Corporations and S-Corporations

Trusts

Estates

Non-Profit Organizations

and other entities