Is the DIY ITIN application really free?

The IRS charges $0 to process your ITIN application. However, DIY applications have hidden costs: certified mail with tracking costs $7 to $15, notarized document copies cost $50 to $175 per document, and you risk losing original documents in the mail. The IRS holds original documents for 60 to 90 days before returning them. If you need your passport during that time, you must pay for certified copies.

What is included in the Standard $297 ITIN service?

The Standard service at $297 includes complete Form W-7 preparation, document review and verification, tax return preparation (Form 1040-NR or 1040), IRS submission guidance, and email support throughout the process. Preparation takes 7 to 10 business days. You keep your original documents because the Certifying Acceptance Agent verifies them in person or via certified copies.

What is included in the Express $297 ITIN service?

The Express service at $297 includes everything in Standard plus priority 2 to 3 business day preparation, WhatsApp support for real-time communication, dedicated case manager, and a money-back guarantee if your application is rejected due to a preparation error. Express is recommended for applicants with upcoming tax deadlines or time-sensitive business needs.

Do I need to pay for a tax return with my ITIN application?

In most cases, yes. The IRS requires a federal tax return attached to your W-7 application unless you qualify for an exception (dependents, spouses, or treaty benefit claimants). Tax return preparation costs $0 to $300 depending on complexity. Both the Standard and Express services at itin.so include basic tax return preparation in the price.

How much does a Certifying Acceptance Agent charge?

CAA fees range from $100 to $500 depending on the agent and location. The national average is $250 for W-7 preparation and document certification. At itin.so, the CAA service is included in the Standard ($297) and Express ($297) packages. Using a CAA eliminates the need to mail original documents to the IRS, which saves time and reduces risk.

Are there additional costs for document certification?

If you apply by mail without a CAA, you may need to get documents notarized or certified. Passport certification through your home country consulate costs $50 to $175. Notarized copies cost $10 to $50 per document. Using a Certifying Acceptance Agent eliminates these costs because the CAA verifies documents directly and submits certified copies to the IRS.

Can I get a refund if my ITIN application is denied?

The IRS does not refund any fees because they charge $0. For professional services, refund policies vary by provider. The itin.so Express service includes a money-back guarantee if your application is rejected due to a preparation error. The Standard service does not include a guarantee but offers free resubmission if the IRS requests corrections.

Is it cheaper to apply for an ITIN at an IRS office?

Visiting an IRS Taxpayer Assistance Center costs $0 in IRS fees. However, only 13 TAC offices accept walk-in W-7 applications. You must bring all original documents and a completed tax return. Travel costs, time off work, and the limited number of TAC locations make this option impractical for most applicants, especially those outside the US.

How much does ITIN renewal cost compared to a new application?

ITIN renewal costs the same as a new application. The IRS charges $0 for renewal processing. Professional service fees are identical: $297 for Standard and $297 for Express at itin.so. Renewal uses the same Form W-7 but does not require a tax return attachment if you are only renewing an expired ITIN without filing.

Updated April 2026 | Source: IRS Form W-7 Instructions

ITIN Cost Calculator 2026: Compare DIY vs Standard vs Express

The IRS charges $0 for the ITIN number itself, but the total cost depends on your application method. Use this calculator to compare all 3 options: DIY (free but risky), Standard ($297 with professional preparation), and Express ($297 with priority processing). Factor in hidden costs like document certification, certified mail, and tax return preparation to find the true cost of your ITIN application.

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ITIN Application Cost Comparison: 3 Options

Every ITIN applicant has 3 paths. Each has different costs, timelines, and risk levels. Here is the full breakdown for 2026.

Cost Item	DIY	Standard ($297)	Express ($297)
IRS fee	$0	$0	$0
Service fee	$0	$297	$297
W-7 preparation	Self	Included	Included
Tax return preparation	$0 to $300	Included	Included
Document certification	$50 to $175	Included (CAA)	Included (CAA)
Certified mail	$7 to $15	$0	$0
Preparation time	Several hours	7 to 10 days	2 to 3 days
Total estimated cost	$57 to $490	$297	$297

DIY ITIN Application: True Cost Analysis

Applying for an ITIN yourself costs $0 in IRS fees, but hidden expenses add up. You must mail original documents (passport, national ID) to the IRS Austin Processing Center. The IRS holds originals for 60 to 90 days before returning them via standard mail. If documents are lost, replacement costs range from $100 to $300.

To avoid mailing originals, you can get certified copies from your country's consulate ($50 to $175 per document) or from the issuing agency. You also need to prepare Form W-7 correctly. The IRS rejects approximately 20% of self-prepared W-7 applications due to errors, incomplete information, or missing supporting documents.

Professional ITIN Service: What You Get for $297

Professional services through a Certifying Acceptance Agent (CAA) eliminate the need to mail original documents. The CAA verifies your identity documents, prepares Form W-7, prepares your tax return, and submits everything to the IRS. You keep your passport and other originals throughout the process.

Standard: $297

W-7 preparation and review
Tax return preparation included
Document verification by CAA
Email support
7 to 10 business day preparation

Express: $297

Everything in Standard
2 to 3 business day preparation
WhatsApp support
Dedicated case manager
Money-back guarantee

Frequently Asked Questions About ITIN Costs

The IRS does not charge a fee for the ITIN number itself. The cost depends on your application method. DIY costs $0 in service fees but requires mailing original documents. Standard professional service through itin.so costs $297 with 7 to 10 business day preparation. Express service costs $297 with 2 to 3 business day preparation. Additional costs may include document certification ($50 to $175 per document) and tax return preparation if not included.

Ready to apply? Choose Standard ($297) or Express ($297) and keep your original documents.

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