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 ...

All suppliers new to UB are required to submit a completed tax ID form to Procurement Services as confirmation of their business identity. This information is used to build supplier profiles in the ...

IRS has released a new version of the W-9 form dated January 2011. Please make arrangements to use the new form. If you have hard copy forms in supply, please discard them and replace with the new ...

If you have a business, you may need to fill out IRS Form W-9 Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every ...