Update: This post was initially revised on March 20, 2020, to reflect the Department of Homeland Security's announcement regarding flexibility in requirements related to Form I-9 compliance for ...

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 ...

The IRS continues to roll out drafts of some 2026 tax forms, including a draft of Form W-9, Request for Taxpayer Identification Number and Certification. Here’s a look at what’s new—and why it matters ...

Many small businesses use form W-9 in the regular course of business as dictated by Internal Revenue Service regulations. It is one of a family of forms used to track wage payments and is similar to ...

U.S. Citizenship and Immigration Services released a revised Form I-9 on April 2, 2025, reflecting minor yet significant updates that employers should promptly integrate into their hiring processes.

A W-9 is an IRS form that independent contractors fill out to give businesses their tax ID number and personal information. Many, or all, of the products featured on this page are from our advertising ...

As a small-business owner, you may be thinking about outsourcing work to save time and expand your services. Before taking this step, make sure you ask contractors or companies to fill out a W-9 form.

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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 ...