ITIN Guide

Form W-7 Guide Guide

Form W-7 is the IRS application for Individual Taxpayer Identification Number (ITIN). Line-by-line instructions for completing and submitting Form W-7.

Form W-7 (Application for IRS Individual Taxpayer Identification Number) is the official form to apply for an ITIN. Submit Form W-7 with a federal tax return and identity documents to the IRS. The form has 6 sections covering personal information, reason for applying, and supporting documents.

Overview

Form W-7 Overview

| Detail | Information | |--------|------------| | Full name | Application for IRS Individual Taxpayer Identification Number | | Current version | Rev. August 2019 | | Pages | 4 (form) + 12 (instructions) | | Filing method | Mail, CAA, or in-person | | Must include | Federal tax return + ID documents |

Download from irs.gov. See how to get an ITIN for the complete process.

Key Sections

Key Form W-7 Sections

Section 1: Reason for Submitting

Box a: New ITIN (nonresident alien filing tax return)
Box b: New ITIN (claimed as dependent)
Box d: New ITIN (student)
Box h: Renewal

Section 2: Personal Information

Name, address, date of birth, country of citizenship, foreign tax ID

Section 3: Documents

Passport (standalone) OR 2 alternative documents
Original or certified copies only

Tips

Filing Tips

Use your legal name exactly as it appears on your passport
Reason code must match your situation exactly
Include original documents (not photocopies) unless using a CAA
Attach your federal tax return (Form 1040 or 1040-NR)

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Frequently Asked Questions

What is Form W-7?

Form W-7 is the IRS application for an Individual Taxpayer Identification Number (ITIN). It is submitted with a tax return and identity documents.

Where do I get Form W-7?

Download from irs.gov or request by calling the IRS at 800-829-3676.

Do I need original documents?

Yes, unless you use a CAA. The IRS requires original passport or certified copies of identity documents. They return originals within 14 weeks.

Can I submit W-7 online?

No. Form W-7 must be submitted by mail, through a CAA, or in-person at an IRS office.

What documents can I use?

Passport (standalone, preferred) or 2 from: national ID card, US driver license, birth certificate, foreign driver license, US state ID, foreign voter registration, US military ID.

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