Youre being asked for a W-9 because a business or entity paying you needs your correct Taxpayer Identification Number (TIN) to report payments to the IRS, especially if youre an independent contractor, freelancer, or vendor receiving over a certain amount (like $600), so they can issue you a Form 1099 at year-end, and also to verify youre a U.S. person. Its a standard IRS request for non-employee income to ensure accurate tax reporting and can also cover other income like interest or real estate transactions. Common Reasons for a W-9 Request Independent Contractor/Freelancer Payments: If youre paid for services but arent a traditional employee, the payer needs your W-9 to report payments (usually $600+) on a Form 1099-NEC. Gig Economy Work: Similar to contractors, platforms often request W-9s to document earnings. Other Reportable Income: Businesses collect W-9s for things like interest, dividends, or mortgage interest paid to individuals. Backup Withholding: It helps the payer determine if they need to withhold taxes from your payments and send them to the IRS. U.S. Person Certification: It certifies youre a U.S. person, avoiding backup withholding required for non-U.S. persons. What the Payer Does with It Collects your legal name, address, and TIN (SSN, ITIN, EIN). Uses this info to file an information return (like a 1099) with the IRS at the end of the year, showing how much they paid you. What You Need to Do Provide your accurate information, including your name, address, and TIN. If youre not sure why youre being asked, clarify with the requester what type of income or payment they are reporting. For financial advice, consult a professional. Youre Asked For An IRS Form W-9, What Should You Say? - ForbesJan 27, 2021 Usually, if they dont agree the money simply will not be paid, or the payor will withhold 24% and send it to the IRS.ForbesForms and associated taxes for independent contractors - IRSNov 26, 2025 Form W-9. If youve made the determination that the person youre paying is an independent contractor, the first step IRS (.gov)