How to Get an ITIN for Dependents in 2025

Learn how to apply for ITIN for dependents, required documents, benefits, and common mistakes when filing for a child or family member.
How to Get an ITIN for Dependents in 2025

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Every year, countless parents hit the same quiet wall: they’re all fully set to file taxes, but their child or dependent doesn’t have a Social Security Number. The process freezes, refunds get stuck, and confusion starts to grow.

That’s exactly where the ITIN for Dependents steps in. It’s the IRS-issued number that lets you legally list your child or family member on your U.S. tax return, even if they don’t qualify for an SSN.

So, whether you’re trying to apply for an ITIN for your dependents, wondering how to get one for your child, or simply staying on the right side of U.S. tax rules, this number keeps your family connected. On paper, and in record.

What Is an ITIN for Dependents

An ITIN, short for Individual Taxpayer Identification Number, is a nine-digit number. This number is issued by the IRS. It’s meant for people who need to be listed on a U.S. tax return but aren’t eligible for a Social Security Number (SSN).

Now, when you apply for an ITIN for your dependents, you’re simply giving your kid or eligible family member an official taxpayer identity, allowing the IRS to correctly recognize them in the system.

Why it matters:

  • It allows you to claim dependents who aren’t eligible for SSNs.
  • It ensures eligibility for certain credits (like the Child or Other Dependent Credit).
  • It keeps your family’s tax filings fully compliant with IRS requirements.

Who Qualifies for ITIN for Dependents in the USA

Not every family member automatically qualifies. The IRS has specific conditions for dependents listed on a tax return.

Those who can get an ITIN for dependents in the USA include:

  • Children, whether biological, adopted, or stepchildren, who’ve lived with you for more than half the year.
  • Dependents on visas like H4, F2, or J2 who are part of your household.
  • Parents or relatives you financially support, if they meet IRS dependency rules.
  • Nonresident children abroad who qualify under a tax treaty or financial support claim.

Pro Tip: Dependents with valid SSNs do not need ITINs. Apply only if they aren’t eligible for an SSN.

Eligibility at a Glance

Dependent’s SituationNeeds ITIN?
Child on H4 or F2 visaYes
Child born abroad with no SSNYes
Spouse or parent claimed as dependentYes
Dependent already has a Social Security NumberNo
Dependent not listed on your tax returnNo

How to Get an ITIN for Dependents (Step-by-Step)

Getting an ITIN for dependents is quite simple, to be honest, but missing one small detail can cause delays. Let’s look at the right way to do it:

Step 1: Complete IRS Form W-7

Fill out Form W-7 for each dependent.

Under “Reason for applying,” select:

“Dependent of U.S. citizen/resident alien.”

Each dependent must have their own form.

Step 2: Gather Required Documents

You’ll need proof of identity and foreign status for each dependent. Acceptable documents include:

  • Passport (most preferred and covers both identity and foreign status)
  • Birth certificate (mandatory for children under 18)
  • Visa or I-94 record (if the dependent lives in the U.S.)
  • Proof of U.S. residency (school or medical records showing U.S. address).

Step 3: Attach the Federal Tax Return

When you apply ITIN for dependent, you must attach your tax return (Form 1040) to show how the dependent is connected to your filing.

Step 4: Submit Through the Right Channel

You can file your ITIN application for dependents via:

  • Mail: Just attach it to your tax return and send it to the IRS address shown in the Form W-7 instructions. Simple as that.
  • IRS Taxpayer Assistance Center: If you’re already in the U.S., book an appointment and drop off your documents in person. No mailing worries.
  • Certified Acceptance Agent (CAA): Honestly, this is the easiest and safest route. You won’t have to risk sending your original passport or papers through the mail.

Step 5: Wait for Approval

The IRS typically processes ITIN applications within 7–11 weeks. Once approved, your dependent’s ITIN will arrive by mail. Keep that letter safe, it’s permanent.

Benefits of Getting an ITIN for Dependents

  • Lets you legally list your dependents on your U.S. tax return, even if they aren’t eligible for a Social Security Number.
  • Helps you qualify for the Other Dependent Credit when eligibility is met, perfect for many ITIN for dependents cases.
  • Keeps your IRS records clean and compliant, especially when you’re claiming dependent children or parents living abroad.
  • Prevents refund delays. Missing ITINs are one of the top reasons tax refunds get held up every year.
  • Makes future filings easier, once you’ve got an ITIN for your dependents, you can reuse it every tax year as long as it stays active.
  • Can unlock state-level filing/credits or refunds where allowed for ITIN filers (varies by state, but the ID is required to even be considered).

Eligibility Mistakes to Avoid

  • Listing dependents who don’t meet the IRS support, relationship, or residency requirements for claiming dependents in the U.S.
  • Trying to apply ITIN for dependents who already have a valid Social Security Number (SSN).
  • Using nicknames, shortened names, or spelling mismatches between the Form W-7 and the tax return.
  • Forgetting to include proof of U.S. residency (like school or medical records) when the dependent lives in the U.S.
  • Sending expired passports or uncertified document copies. The IRS accepts only valid and certified IDs.
  • Claiming dependents who don’t actually live with you or who aren’t financially supported by you for most of the year.

Common Mistakes When Applying for Dependent ITIN

  • Submitting photocopies instead of certified ID copies.
  • Forgetting to include the federal tax return.
  • Using expired passports or outdated W-7 forms.
  • Mismatched spelling or dates between tax forms and IDs.
  • Missing proof of U.S. presence for dependents living here.

Pro Tip: Working with a Certified Acceptance Agent (CAA) ensures every detail, from documents to dates, is checked before submission.

Quick Tips Before You Apply

  • Check the latest IRS rules on who qualifies as a dependent before you apply ITIN for dependent. It’ll save you from rejections later.
  • Always download and fill out the most recent Form W-7 directly from IRS.gov (old versions get rejected).
  • When applying from abroad, use a Certified Acceptance Agent (CAA) to verify your child’s passport, don’t risk mailing the original.
  • If you’re applying for more than one dependent, make sure each has their own W-7 form.
  • For dependents living in the U.S., include proof they’re actually here, like school or medical records, to keep the process moving smoothly.
  • And before you send it off, double-check that every name, date, and detail on your tax return matches exactly. Even the tiniest mismatch can stall your ITIN approval.

Business Globalizer: Making ITIN for Dependents Simple

At Business Globalizer, we know how stressful paperwork can be. Especially when your dependents are abroad or under visa status.

Our IRS Certified Acceptance Agent (CAA) handles the entire process: verifying your dependent’s identity, completing Form W-7, and ensuring all documents meet IRS standards. No mailing original passports. No rejected applications. Just a smooth, legally correct filing process.

Whether you’re applying for your child, parent, or spouse, we’ll get your ITIN for dependents right the first time.

Closing It Out

Getting an ITIN for dependents isn’t about more paperwork; it’s about keeping your family’s U.S. tax record clear and accurate.

When done properly, it ensures your dependents are recognized, your credits apply, and your tax season runs smoothly. And if you’d rather skip the trial and error, Business Globalizer can help you apply, verify, and file your ITIN application with complete confidence, so you can focus on family, not forms.

Frequently Asked Questions: ITIN for Dependents

Can a dependent have an ITIN?

Answer: Yes. If your dependent doesn’t qualify for a Social Security Number but needs to be listed on your tax return, they can get an ITIN.

What is the easiest way to get an ITIN number?

Answer: Using a Certified Acceptance Agent (CAA) is the easiest and safest route. They verify documents and submit everything directly to the IRS. No risk of losing your passport.

How to get ITIN number for H4 dependent?

Answer: Fill out Form W-7, attach your dependent’s passport copy, visa page, and your federal tax return. Submit through a CAA for faster approval.

Can I get the Child Tax Credit with an ITIN?

Answer: Nah. Not really. The Child Tax Credit only applies if your kid has a valid SSN. But let’s look at the good part: if your dependent has an ITIN, you could still qualify for the Other Dependent Credit, which gives you a bit of tax relief even without an SSN.

How long does it take to get an ITIN for dependents?

Answer: Usually 7–11 weeks. It may take longer if you’re filing during tax season or from abroad.

Can you claim a dependent with an ITIN number?

Answer: Yes. As long as they meet IRS dependency criteria, having an ITIN lets you include them on your tax return.

Do I need to renew my child’s ITIN?

Answer: Yes. ITINs expire if unused for three consecutive years or if their middle digits fall into IRS expiration ranges (70–88, 90–92, 94–99).

Who can help me apply for ITIN for dependents safely?

Answer: A Certified Acceptance Agent (CAA), like the team at Business Globalizer, can take care of everything for you. They’ll prepare, verify, and submit your dependent’s ITIN application correctly, making sure it’s fully IRS-approved and stress-free for you.

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