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 ...

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 ...

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 ...

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 ...

W-4, and W-2 are important for reporting income and taxes in 2025. W-9 is filled by workers, 1099 reports extra income, W-4 ...

The IRS recently released a revised version of Form W-9, Request for Taxpayer Identification Number and Certification, bearing a March 2024 revision date. The revised Form W-9 modifies line 3a and ...

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, ...

A business is required to obtain a taxpayer identification number (TIN) from any vendor to whom it makes payments that require the issuance of a Form 1099-MISC. A Form W-9 facilitates obtaining this ...

In March 2024, the Internal Revenue Service (IRS) unveiled a revised version of Form W-9, Request for Taxpayer Identification Number and Certification, marking a significant update since its last ...