Get Answers Support Payroll Taxes and Forms Payroll Tax Forms What is Form W-9, and why is it important? Last modified 1/11/2025 11:56:34 PM EST Form W-9(Request for Taxpayer Identification Number and Certification) is the IRS tax form that specifies the name, address, and Taxpayer Identification Number(TIN) for employment purposes. The person who completes Form W-9 is not an employee of the company but earns some income from the company(i.e., Independent contractors, freelancers, and more). Was this helpful? Yes No Need more help? Get in touch with our dedicated support team Contact Us (704) 684-4751 support@taxbandits.com Sign Up for a FREE TaxBandits Account! The Smart CPA Choice Register Now Already have an account? Sign in