Get Your ITIN Within 7 Days. $297. Done.
itin.so is an IRS-authorized ITIN application service that prepares your complete Form W-7 and submits it to the IRS for $297 all-inclusive. As a Certifying Acceptance Agent partner, we certify your identity documents so you never mail your passport to the IRS. We serve applicants from 150+ countries with WhatsApp support and a 100% money-back guarantee.
ITIN Application
Ready within 7 days. Most ITIN services charge $300-$400+ for less.
- Complete W-7 form preparation
- Document review and verification
- CAA certification (no passport mailing)
- IRS submission handling
- WhatsApp support throughout
- Dedicated application specialist
- 100% money-back guarantee
Trusted by Applicants From 150+ Countries
Real reviews from real clients who got their ITIN through itin.so.
Client video testimonial
“They prepared my U.S. LLC tax return (Form 1120 and 5472) very carefully and made the necessary corrections when I asked. Clear communication and accurate work. Highly recommended for anyone needing U.S. tax filing support.”
🇧🇩 Rafiq H.
Bangladesh
“My Mercury bank account has been accepted, thanks to itin.so. I'm always happy to meet honest people like them. I will remain a loyal customer and will advise many friends to work with them.”
🇳🇬 Chioma A.
Nigeria
“I needed an ITIN to set up an LLC in the USA from Germany. The experience was outstanding. Incredibly quick explanations, regular check-in calls scheduled at my convenience, and they assisted me with numerous other aspects of my business in the US. Highly recommend.”
🇩🇪 Marcus T.
Germany
“This was my second time working with them. Very comprehensive and polite. They understood my necessity very fast, taking care of the details, delivering the final forms and proof of the communication with the IRS.”
🇧🇷 Carlos M.
Brazil
“They helped me with the full process of setting up my business in the US, including the ITIN application. Answered every question with professionalism. I'll keep working with them and would highly recommend.”
🇮🇳 Priya S.
India
How It Works
5 steps from signup to IRS submission. You provide the documents, we handle everything else.
Check Your Eligibility
Tell us about your situation. We'll confirm you qualify and get you started within minutes.
Upload Documents
Securely upload your passport and supporting documents through our encrypted portal.
We Prepare W-7
Our team completes your Form W-7 and reviews every document for accuracy.
IRS Submission
We submit your completed application directly to the IRS on your behalf.
Receive Your ITIN
The IRS processes and mails your ITIN confirmation letter (CP565 notice).
Common Questions Before You Apply
Everything you need to know about the process, timeline, and guarantee.
You Never Mail Your Passport
As a Certifying Acceptance Agent (CAA) partner, itin.so certifies copies of your identity documents so you never send originals to the IRS. Your passport stays with you throughout the entire process.
- Passport stays with you at all times
- CAA-certified copies accepted by the IRS as original-equivalent
- Encrypted document upload portal with 256-bit SSL
Who Needs an ITIN?
Any non-US resident who earns US-source income, files a US tax return, or claims tax treaty benefits. itin.so handles the complete application for:
What Can You Do With an ITIN?
An ITIN unlocks US tax filing, banking, credit building, and payment platform access.
File US Tax Returns
File Form 1040-NR with the IRS and claim tax treaty benefits from 67+ countries.
Open US Bank Accounts
Open accounts at 8+ US banks including Mercury, Relay, and Chase.
Build US Credit
Apply for credit cards and build a US credit score for future loans.
Sell on Amazon US
Register as an Amazon FBA seller and access the $574B US e-commerce market.
Use PayPal & Stripe
Verify your PayPal Business and Stripe accounts to accept US payments.
Freelance for US Clients
Complete W-8BEN forms for Upwork, Fiverr, and direct US clients.
Own a US LLC
Required for single-member LLC tax filing (Form 5472 + pro forma 1120).
Get a US Mortgage
ITIN mortgage programs accept 15-25% down payment in all 50 states.
itin.so vs Other ITIN Services
$297 all-inclusive. WhatsApp support. Money-back guarantee. No passport mailing.
| Feature | itin.so | Typical Competitor |
|---|---|---|
| Total Price | $297 (everything included) | $300-$400+ (often extra fees for document review, IRS submission) |
| Application Preparation | Within 7 days | 2-4 weeks typical |
| If IRS Rejects Your Application | 100% money back | No refund, pay again to resubmit |
| Your Passport | Stays with you (CAA certified) | Must mail to IRS (6-11 weeks without it) |
| Communication | WhatsApp + dedicated specialist | Email only, shared support queue |
| What You Get | W-7 prep + doc review + CAA cert + IRS filing | Often W-7 only, extras cost more |
| International Applicants | 150+ countries, 100% online | US-focused, may require in-person visit |