Form W-9 is a simple IRS tax form, but mistakes can cause delays and withholding. Learn when you need it and how to fill it ...

In March 2024, the Internal Revenue Service (“IRS”) released a new revision to Form W-9. Forms W-9 previously provided or collected do not expire nor need to be refreshed due to the publication of the ...

Forbes contributors publish independent expert analyses and insights. Matthew F. Erskine is a trusts and estates attorney. In March 2024, the Internal Revenue Service (IRS) unveiled a revised version ...

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 ...

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.

If your company does any B2B work, at some point, you'll be asked to provide your business customers with a W-9. This is a tax form your customers use to write out other tax forms to send to you, ...

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