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Discover IRS Form 6166, essential for US tax residency certification. Learn how to claim tax treaty benefits and avoid VAT in foreign countries.
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IRS Form 6166 is a certificate issued by the Internal Revenue Service that verifies a taxpayer's status as a U.S. citizen or resident and confirms tax residency for purposes of claiming benefits under an income tax treaty.
Taxpayers who are claiming tax treaty benefits or who need to prove their residency status to a foreign tax authority are required to file IRS Form 6166.
To fill out IRS Form 6166, taxpayers need to submit Form 8802 along with the required information, including personal identification details and the tax year for which the certificate is requested.
The purpose of IRS Form 6166 is to provide proof of U.S. tax residency to foreign tax authorities, allowing taxpayers to benefit from reduced tax rates or exemptions under tax treaties.
The information that must be reported on IRS Form 6166 includes the taxpayer's name, address, tax identification number, the specific tax treaty being claimed, and the tax year for which the certificate is requested.
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