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Individual Tax Identification Number, or ITIN is a US taxpayer identification number issued by the Internal Revenue Service (IRS), which allows the taxpayers without a Social Security Number (SSN) to file income tax returns. This tax processing number is only available for both residents and non-residents, their spouses, and dependents who aren’t eligible for a  Social Security Number (SSN).

How to get an ITIN?

You are required to complete IRS Form W-7, IRS Application for Individual Taxpayer Identification Number and attach all the necessary documents along with your application.

You can submit your documents( attach your federal income tax return, Proof of Identity & foreign status) in the following ways:

  1. File the tax return to the address given below when you file Form W-7 to get an ITIN. Send your W-7 by a mail to:

Internal Revenue Service(IRS)

Austin Service Center

ITIN Operation

P.O. Box 149342

Austin, TX 78714-9342

  1. You may apply for an ITIN by presenting the application using the services of an IRS-authorized Certifying Acceptance Agent.
  2. You can make an appointment at a designated IRS Taxpayer Assistance Center.

We can help you too !

ITINCAA (AKA TAXANDACCOUNTING HUB) aims to provide expert solutions to you ITIN, EIN, or US Personal tax related matters considering the appropriate double taxation treaty rules and correct supporting documentations. We have provided ITIN registration and renewal services for over 18 years, and we are a registered ITIN service provider recognized by the IRS.

Get in touch with us at

(L) : +44 (0)208 221 1154

(M):+44 (0)791 439 3183

(L) :+44 (0)203 286 6445

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We are happy to assist our clients in a timely, efficient, & cost-effective way

We are one of the IRS Enrolled Agents with many years of experience in US 1040/1040NR personal tax compliance reporting and FATCA Compliance FBAR Reporting.

We are also IRS Approved Certified Acceptance Agent [CAA] with many years of experience dealing with types of ITIN Form W7 application and passport certification processes for US TAX ID.