
" Am I Required to File a Form 1099 or Other Information Return?" " About Form W-4, Employee's Withholding Certificate."

" Form W-9: Request for Taxpayer Identification Number and Certification,". For most individuals, the TIN will be their Social Security Number (SSN). An employer or other entity that is required to file an informational document with the IRS, such as Form 1099, must obtain your correct TIN to report any earnings or losses that may affect your federal tax return or your taxable income.

The information taken from a W-9 form is often used to generate a 1099 tax form, which is required for income tax filing purposes.The W-9 is an official form furnished by the IRS for employers or other entities to verify the name, address, and tax identification number of an individual receiving income.
