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What is an ITIN and how to apply for one?

Who needs an ITIN? An Individual Taxpayer Identification Number (ITIN) is a tax processing number issued by the Internal Revenue Service (IRS) to individuals who are not eligible for a Social Security Number (SSN). Therefore, the following individuals may need to apply for an ITIN: Nonresident aliens who are required to file a U.S. tax return U.S. residents who are…