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What Is a Tax ID Number and When Do You Need One?
A tax identification number (TIN) is a unique nine-digit number ... and provide documentation such as a driver’s license, ...
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How to Fill Out a W-9 Form: Request for Taxpayer Identification Number and Certification
PeopleImages.com / Getty Images Form W-9, Request for Taxpayer Identification Number (TIN) and Certification, is an Internal Revenue Service (IRS) tax form that businesses use to collect ...