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About the Embassy
Internal Revenue Service
Due Dates & Extensions
Filing Requirements
Frequently Asked Questions
Foreign Earned Income Exclusion
Individual Taxpayer Identification Number
Applying for an ITIN
IRS addresses
Unofficial Exchange Rates 1998/2007
U.S. Tax Payments
State Sales Tax

Internal Revenue Service

Why Do I Need an ITIN?

An Individual Taxpayer Identification Number (ITIN) is necessary in order to file the following forms:

  • Form 1040NR — US Nonresident Alien Income Tax Return.
  • Form 1040NR-EZ — US Income Tax Return for Certain Nonresident Aliens With No Dependents.
  • Form 4868 — Automatic Extension for Time to File.

The series of forms listed below, designed for submission to brokers and financial institutions, prevent withholding at source on certain transactions. Note: Forms 1001 and Form W-8 are obsolete and have been replaced with:

  • Form W-8BEN: for use by a nonresident alien claiming exemption or reduced withholding rates under benefit of a tax treaty.
  • Form W-8ECI: for use by a nonresident alien claiming an exemption from US tax on income effectively connected with conducting a US. trade or business.

Note: Form W-9 should be used only by a U.S. person, including a resident alien. Nonresident aliens should use the W-8 series of forms as indicated above.

How do I get an ITIN?

Please read our instructions on applying for an Individual Taxpayer Identification Number (ITIN).

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— Contacting the IRS —

Internal Revenue Service
American Embassy
24 Grosvenor Square
London W1A 1AE
United Kingdom

Phone:  [44] (0)20 7894-0477
Fax:      [44] (0)20 7495-4224
Email:   irs.london@irs.gov

 
— Last Update —

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