Forbes contributors publish independent expert analyses and insights. Robert W. Wood is a tax lawyer focusing on taxes and litigation. This “backup withholding” at 24% is the usual consequence of ...

What Is Form W-9: Request for Taxpayer Identification Number (TIN) and Certification? Form W-9, Request for Taxpayer Identification Number (TIN) and Certification, is an Internal Revenue Service (IRS) ...

IRS forms W-8 and W-9 serve distinct purposes in the tax system and are used by different groups to fulfill their tax obligations. A W-8 form is typically required ...

If you are self-employed or operate a small business, you typically receive requests from vendors and clients to submit a variety of forms. You might also need to request forms from your suppliers and ...

If you have a business, you may need to fill out IRS Form W-9 Fact checked by Suzanne Kvilhaug Form W-9 from the Internal Revenue Service (IRS), Taxpayer Identification Number and Certification, is ...

Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every aspect of the financial world, from investing in forex to paying for ...