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Use Form 8802 to request Form 6166, a letter of U.S. residency certification for purposes of claiming benefits under an income tax treaty or value added tax (VAT) exemption. You cannot use Form 6166 to substantiate that U.S. taxes were paid for purposes of claiming a foreign tax credit.
Processing status for Form 8802
Current revision
Recent developments
Digital Mobile Adaptive Forms is now available for Form 8802, Application for United Statues Residency Certification effective Sept. 28, 2025. Currently, it is only available for individual applications and not for business entities. More information is available at Mobile-friendly forms.
None at this time.