EIN vs ITIN: which number do you need?
| Question | EIN | ITIN |
|---|---|---|
| Who is identified? | A business or other entity. | An individual who needs a US tax number and is not eligible for an SSN. |
| Application | IRS Form SS-4 and the applicable domestic or international application route. | IRS Form W-7 with qualifying tax purpose and identity/foreign-status evidence. |
| Does forming an LLC mean I need it? | The entity may need an EIN for tax, banking or operational purposes. | No. Individual eligibility and tax purpose must be assessed separately. |
| What should I prepare? | Entity details, formation information and accurate responsible-party information. | Required identity documentation and a federal tax return unless a qualifying exception applies. |
| What does it not provide? | No banking approval, tax exemption or immigration permission. | No work authorisation, immigration status or substitute for an SSN. |
Free Unicorn assistance fees are separate from the IRS application process. An EIN is available free from the IRS. Confirm document handling and professional support costs in writing before proceeding.