What we verified in “How to get an ITIN with Form W-7, step by step”

Statements and where we checked them

The statements with rules, figures or dates, with the exact place in the source and the date we checked them.

1. An ITIN is issued by the IRS for federal tax purposes only; you need one if you have a federal tax purpose and are not eligible for an SSN; you can apply regardless of immigration status; it does not qualify you for Social Security benefits or the Earned Income Tax Credit, does not provide or change immigration status and does not authorize you to work legally in the U.S.

   Sources 1 · Individual taxpayer identification number (ITIN), last reviewed October 28, 2025: 'issued by the IRS for federal tax purposes only'; 'You need an ITIN if you have a federal tax purpose and you're not eligible for an SSN'; 'you can apply for an ITIN regardless of immigration status'; 'Qualify you for Social Security benefits or the Earned Income Tax Credit'; 'Provide or change immigration status'; 'Authorize you to work legally in the U.S.' · Checked October 17, 2026

2. Form W-7 must be filed by any individual who is not eligible for an SSN but must furnish a taxpayer identification number; the form takes a reason, boxes a through h, even if you are renewing: nonresident alien claiming a tax treaty benefit; nonresident alien filing a federal return; U.S. resident alien (substantial presence) filing a return; dependent of a U.S. citizen or resident; spouse of a U.S. citizen or resident; nonresident alien student, professor or researcher; dependent or spouse of a nonresident alien holding a U.S. visa; or other. If more than one applies, you check the one that best explains your reason. Holders of expired ITINs who need them for a return also apply.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Who Is Eligible To Complete This Form' and 'Reason You're Submitting Form W-7', boxes a–h: 'must furnish a taxpayer identification number'; 'You must check the box to indicate the reason you're completing Form W-7 even if you're applying to renew your ITIN'; 'check the box that best explains your reason for submitting Form W-7' · Checked October 17, 2026

3. According to the Form W-7 instructions, do not complete it if you have an SSN or are eligible for one (you are eligible if you are a citizen or were admitted for permanent residence or employment); if you have an SSN application pending, do not file Form W-7; and if the SSA determines you are not eligible, you must get a letter of denial and attach it to your Form W-7.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Social security numbers': 'Don't complete Form W-7 if you have an SSN or if you're eligible to get an SSN'; 'admitted by the United States for permanent residence or U.S. employment'; 'If you have an application for an SSN pending, don't file Form W-7'; 'you must get a letter of denial and attach it to your Form W-7' · Checked October 17, 2026

4. According to the Form W-7 instructions, for tax years after December 31, 2017, spouses and dependents are not eligible to get or renew an ITIN unless they are claimed for an allowable tax benefit or file their own return; they must be listed on an attached return with the schedule or form for the benefit. Those benefits include a joint return, head of household, the child and dependent care credit and the credit for other dependents.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Allowable tax benefit': 'spouses and dependents are NOT eligible for an ITIN or to renew an ITIN unless they are claimed for an allowable tax benefit or they file their own tax return'; 'A spouse filing a joint return'; 'Head of household (HOH)'; 'Child and dependent care credit (CDCC)'; 'Credit for other dependents (ODC)' · Checked October 17, 2026

5. According to the Form W-7 instructions, for a new ITIN you attach Form W-7 to the front of your return and file the package on or before the return's due date; if you cannot, you must request an extension by that date; failing to file the return on time with a complete W-7 and documents may cost you refundable credits; and the IRS warns not to file the return without Form W-7 and the required documentation.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'When To Apply': 'attach Form W-7 to the front of your tax return'; 'on or before the due date for the return'; 'you must file an application for an extension of time to file by the due date of the return'; 'may result in the denial of refundable credits'; 'Don't file your tax return without Form W-7 and required documentation' · Checked October 17, 2026

6. According to the IRS, the package contains Form W-7 (each family member applying completes their own) and the federal return (Form 1040 or 1040-NR), with the SSN area left blank for each applicant, unless you meet an exception; if your spouse or dependents are applying, their W-7s go on the front of the return; and it includes the documents proving identity and foreign status, and dependents' U.S. residency.

   Sources 3 · How to apply for an ITIN, last reviewed February 22, 2026, 'What you need': 'For families, each person applying for an ITIN must have a completed Form W-7'; 'Form 1040-NR, U.S. Nonresident Alien Income Tax Return'; 'Leave the area for SSN blank for each ITIN applicant listed on the tax return'; 'attach Forms W-7 for each applicant to the front of the tax return'; 'In certain cases, you may meet an exception to the filing requirement'; 'Provide proof of foreign status and identity and proof of U.S. residency for dependents' · Checked October 17, 2026

7. The exceptions to the return requirement cover, among other cases, passive income subject to third-party withholding or treaty benefits (partnerships, interest, annuities, rental, pensions); other income such as wages under a treaty, scholarships, grants or gambling income; mortgage interest on a U.S. home loan subject to third-party reporting (Form 1098); a foreign person's disposition of a U.S. real property interest subject to withholding; and non-U.S. representatives of foreign corporations filing electronically. Exception filers may submit Form W-7 at any time.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Exceptions Tables', Exceptions 1 to 5: 'Passive income—third-party withholding or tax treaty benefits'; 'Mortgage interest—third-party reporting'; 'Form 1098, Mortgage Interest Statement'; 'When To Apply': 'you may complete and submit Form W-7 at any time' · Checked October 17, 2026

8. There are 13 acceptable documents to prove identity and foreign status; the passport is the only stand-alone document; without a passport you need at least two documents from the list, at least one with a photo (except dependents under 14, or under 18 if a student); documents must be current and be originals or copies certified by the issuing agency with an official seal; some embassies or consulates may provide certified copies; a dependent's passport without a date of entry into the United States is no longer accepted as a stand-alone document, with exceptions for dependents of military personnel and certain applicants from Canada or Mexico.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Supporting Documentation Requirements': 'There are 13 acceptable documents'; 'Passport (the only stand-alone document*)'; 'At least one document must contain your photograph, unless you're a dependent under age 14 (under age 18 if a student)'; 'contains an official stamped seal from the agency'; 'The documentation you provide must be current'; 'You may be able to request a certified copy of documents at an embassy or consulate'; 'A passport that doesn't have a date of entry into the United States will no longer be accepted as a stand-alone identification document for dependents' · Checked October 17, 2026

9. According to the Form W-7 instructions, applicants claimed as dependents must prove U.S. residency with at least one original document, unless they submit a passport with a date of entry or fall under an exception; depending on age, a U.S. medical or school record, a U.S. state ID, a driver's license or a U.S. visa can work, and from age 18 also a U.S. bank statement, rental statement or utility bill from a U.S. property with their name and address; medical records count only under age 6 and school records only under age 24 for students.

   Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Proof of U.S. residency for applicants who are dependents': 'unless a passport is submitted with a date of entry into the United States'; 'If under 6 years of age: A valid U.S. medical record, U.S. school record, U.S. state identification card, or U.S. visa'; 'U.S. bank statement, U.S. rental statement, or U.S. utility bill from a U.S. property'; 'Medical records (valid only for dependents under age 6)'; 'School records (valid only for a dependent under age 24, if a student)' · Checked October 17, 2026

10. According to the Form W-7 instructions, your documents must match what you write on the W-7: the name, date of birth and country or countries of citizenship must be the same as on lines 1a, 1b, 4 and 6a.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'How To Apply': 'The required supporting documentation must be consistent with each applicant'; 'the name, date of birth, and country(ies) of citizenship shown in the documentation must be the same as on Form W-7, lines 1a, 1b, 4, and 6a' · Checked October 17, 2026

11. According to the Form W-7 instructions, you enter 'N/A' on every section of a line that does not apply to you and leave nothing blank; line 1a takes your legal name as it appears on your documents; line 2 is the address the IRS uses to return your original documents and notify you of your application status, and it cannot be a post office box run by a private company; line 6d takes the complete date you entered the U.S. for the purpose of the ITIN; and you should keep a copy of your application.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Line Instructions' and 'How To Apply': 'on all sections of each line that don't apply to you'; 'Don't leave any section blank'; 'Enter your legal name on line 1a as it appears on your identifying documents'; 'This is the address the IRS will use to return your original documents and send written notification of your ITIN application status'; 'Don't use a post office box owned and operated by a private firm or company'; 'must contain the complete date on which you entered the country for the purpose for which you're requesting an ITIN'; 'Keep a copy of your application for your records' · Checked October 17, 2026

12. According to the Form W-7 instructions, the signature must be original and the applicant signs, with exceptions: for a dependent under 18 who cannot sign, a parent or court-appointed guardian signs; a spouse cannot sign for the other spouse unless the power of attorney box is checked and Form 2848 is attached; and an applicant who cannot sign makes their mark in front of a witness, who also signs.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Who Can Sign Form W-7': 'The applicant is required to sign their Form W-7 unless they meet one of the conditions noted below'; 'The signature must be original'; 'parent or court-appointed guardian can sign if the child can't sign'; 'A spouse can't sign for his or her spouse, unless the Power of attorney box is checked and Form 2848 has been attached to Form W-7'; 'in the presence of a witness' · Checked October 17, 2026

13. According to the Form W-7 instructions, if you file the English Form W-7, all future ITIN notices and correspondence come in English; if you prefer them in Spanish, file Form W-7(SP).

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Applying for an ITIN for the first time': 'all future ITIN notices and correspondence that you receive will be in English'; 'If you prefer to receive them in Spanish, submit Form W-7(SP)' · Checked October 17, 2026

14. There are four ways to file Form W-7: by mail to Internal Revenue Service, Austin Service Center, ITIN Operation, P.O. Box 149342, Austin, TX 78714-9342; in person and for free at an IRS Taxpayer Assistance Center with ITIN services (by appointment; it may take several weeks to get one); at a VITA site with ITIN services, for free; or through an IRS-approved Certifying Acceptance Agent or Acceptance Agent, whose fees may vary.

    Sources 3 · How to apply for an ITIN (last reviewed February 22, 2026): 'Austin Service Center'; 'P.O. Box 149342'; 'Apply for free at a Taxpayer Assistance Center in the U.S.'; 'It may take several weeks to get an appointment'; 'Volunteer Income Tax Assistance (VITA) site with ITIN services'; 'Apply in the U.S. or abroad with an agent approved by the IRS. Fees may vary.' · Checked October 17, 2026

15. According to the Form W-7 instructions, service at designated Taxpayer Assistance Centers is by appointment only, scheduled by calling 844-545-5640; they verify original documents and certified copies; for dependents, they verify passports, national identification cards and birth certificates, and return them to you immediately.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Where To Apply', 'In person': 'Service at TACs is by appointment only'; 'Appointments can be scheduled by calling 844-545-5640'; 'For dependents, TACs can verify passports, national identification cards, and birth certificates'; 'These documents will be returned to you immediately' · Checked October 17, 2026

16. The IRS asks you to call to schedule your appointment ahead of time and to bring a current government-issued photo ID and, if you have one, a taxpayer identification number; for the ITIN, have your documents ready.

    Sources 4 · Contact your local IRS office (last reviewed October 6, 2026): 'Call to schedule your appointment ahead of time'; 'A current government-issued photo ID'; 'A taxpayer identification number, such as a Social Security number or ITIN'; 'have your documents ready' · Checked October 17, 2026

17. A Certifying Acceptance Agent authenticates supporting documents (except foreign military ID cards and dependents' documents other than passports and birth certificates) and returns them immediately; an Acceptance Agent reviews and mails them; both help complete Form W-7 and send the package to the IRS; their fees may vary; the IRS publishes the list of agents by state, with an asterisk for the non-certifying ones.

    Sources 5 · ITIN acceptance agents (last reviewed August 24, 2026): 'Authenticates supporting documents'; 'Returns authenticated documents immediately'; 'Reviews and mails supporting documents'; 'Fees for service may vary'; 'Acceptance agents are marked on the list with an asterisk'; 'Agents in the U.S.' · Checked October 17, 2026

18. According to the Form W-7 instructions, if you mail your application, do not use the address in the instructions for your tax return; you do not need to include a return envelope, but you may include a prepaid Express Mail or courier envelope for faster return of your documents; and if you will need your documents within 60 days of applying, you may want to apply in person at an IRS center or with a certifying agent.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Where To Apply' and 'Supporting Documentation Requirements': 'don't use the mailing address in the instructions for your tax return'; 'You don't need to provide a return envelope'; 'include a prepaid Express Mail or courier envelope for faster return delivery of their documents'; 'If you will need your documents for any purpose within 60 days of submitting your ITIN application, you may wish to apply in person' · Checked October 17, 2026

19. The IRS asks you to allow 7 weeks to be notified about your application status, and 9 to 11 weeks during tax season (January 15 to April 30) or if you applied from overseas; if you do not get a notice in that time, you can contact the IRS; documents sent by mail are returned to the address on line 2 of Form W-7 within 60 days; at IRS centers, VITA sites and certifying agents, authenticated documents are returned at the end of the appointment.

    Sources 3 · How to apply for an ITIN (last reviewed February 22, 2026): 'Allow 7 weeks'; '9-11 weeks if it's tax season (January 15 to April 30) or if you applied from overseas'; 'If you don't receive a notice within this timeframe, contact us'; 'return supporting documents to the mailing address on line 2 of your Form W-7 within 60 days'; 'Return authenticated documents at the end of the appointment' · Checked October 17, 2026

20. According to the Form W-7 instructions, if by the end of that time you have not received your ITIN or any correspondence, you can call the IRS to find out the status of your application; within the U.S., the number is 800-829-1040.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'Processing times' and 'Telephone help': 'you can call the IRS to find out the status of your application'; 'call 800-829-1040 if you're in the United States' · Checked October 17, 2026

21. According to the IRS, after you apply you may receive Notice CP565 (you were assigned an ITIN and need to take no further action), CP566 (more information is needed to process your application) or CP567 (your application was rejected and you must resubmit it).

    Sources 3 · How to apply for an ITIN, 'Notices you may receive': 'CP565 Notice – We assigned you an ITIN'; 'You don't need to take further action'; 'CP566 Notice – We need more information to process your ITIN application'; 'CP567 Notice – Your ITIN application was rejected. You must resubmit it.' · Checked October 17, 2026

22. According to the IRS, with Notice CP565 you should check that your name and date of birth are right and use the ITIN on your federal returns; you do not need to respond to the notice and should keep a copy; the next year you use the ITIN and the name shown on the notice.

    Sources 6 · Understanding your CP565 notice (last reviewed August 11, 2026): 'Make sure the name and date of birth we have on record for you is right'; 'Use your ITIN to file federal tax returns or tax reporting documents'; 'not necessary for you to respond to the notice'; 'Keep a copy of your notice for your files'; 'Use your ITIN and the name shown on your notice when you file your federal taxes next year' · Checked October 17, 2026

23. According to the Form W-7 instructions, you cannot e-file a return using an ITIN in the calendar year the ITIN is assigned; if you need to file returns for several years, you can attach them all to your Form W-7; from the following year on, you can e-file.

    Sources 2 · Instructions for Form W-7 (Rev. 12/2024), 'When To Apply': 'You can't electronically file (e-file) a return using an ITIN in the calendar year the ITIN is assigned'; 'you can attach them all to your Form W-7'; 'Once your ITIN is assigned, you can e-file returns in the following years' · Checked October 17, 2026

24. An ITIN not used on a federal tax return for three consecutive tax years expires on December 31 after the third year of non-use; it must be renewed only if it will be included on a federal return, not if it appears only on information returns such as Form 1099; you renew it with Form W-7, checking the renewal box and also the reason, and on lines 6e and 6f you enter your ITIN and the name it was issued under, if you know them; filing with an expired ITIN may delay processing, and you may not be able to claim certain credits until it is renewed.

    Sources 7 · How to renew an ITIN (last reviewed November 17, 2025): 'it expires on December 31 after the third tax year of non-use'; 'You must renew an expired ITIN if it will be included on a U.S. federal tax return'; 'like Form 1099, you don't need to renew it'; 'Check the box Renew an existing ITIN'; 'Check the box that applies to you, even if you're renewing an expired ITIN'; 'Check the Yes box if you know your ITIN, then enter it and the name your ITIN was issued under'; 'You may not be able to claim certain credits unless your ITIN is renewed' · Checked October 17, 2026

25. The VITA and TCE programs prepare basic returns for free; many sites serve people who generally make about $70,244 or less (each site may set its own limit), persons with disabilities and limited English-speaking taxpayers; some VITA sites offer certifying acceptance agent service; you find a site with the IRS locator or by calling 800-906-9887.

    Sources 8 · Free tax return preparation for qualifying taxpayers (last reviewed October 12, 2026): 'People who generally make about'; '70,244 or less'; 'individual VITA sites may establish their own'; 'Persons with disabilities'; 'Limited English-speaking taxpayers'; 'Some VITA sites offer CAA service to taxpayers along with their VITA program'; 'use the VITA Locator Tool or call 800-906-9887' · Checked October 17, 2026

26. According to the Department of Justice's Executive Office for Immigration Review (EOIR), only certain individuals can represent you, including validly licensed attorneys and accredited representatives; notarios, document preparers, immigration consultants and travel agents are not allowed to practice law: they cannot give you legal advice, tell you what immigration benefit to apply for or whether you are eligible, or represent you in immigration court.

    Sources 9 · Can Someone Represent You Before EOIR?: 'Those include validly licensed attorneys and accredited representatives'; 'Notarios, document preparers, immigration consultants, and travel agents are not allowed to practice law'; 'They cannot give you legal advice, tell you what immigration benefit to apply for, tell you if you are eligible for immigration relief, or represent you in immigration court' · Checked October 17, 2026

27. According to EOIR, the Recognition and Accreditation program aims to increase the availability of competent immigration legal representation for low-income and indigent persons; accredited representatives may only provide immigration legal services through recognized organizations, and only non-profit, federally tax-exempt entities may apply to be recognized.

    Sources 10 · Recognition & Accreditation (R&A) Program: 'competent immigration legal representation for low-income and indigent persons'; 'Accredited representatives may only provide immigration legal services through recognized organizations'; 'Only non-profit, federally tax-exempt entities may apply to be recognized' · Checked October 17, 2026