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 ...

Learn about our editorial policies Form W-9 from the Internal Revenue Service (IRS), Taxpayer Identification Number and Certification, is used by businesses to collect tax information from third ...

Register with Canada VRS to download the app and call the VRS line. If you use any other operator-assisted relay service, call our regular toll-free number on this page instead of the TTY or Canada ...