Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Form W-9 is an IRS form used to give your taxpayer information to someone who must report ...

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 ...

W-2 vs. W-4 vs. W-9: Decoding the tax forms that control your money ...

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) ...

Forbes contributors publish independent expert analyses and insights. Admitted NY Bar and US Tax Court, covers US international tax law. Using the correct IRS form (W-9 for U.S. persons and W-8BEN for ...

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 ...

Tax Day is coming, and soon it will be time to begin gathering forms. If you haven't looked at them yet, all those numbers and letters – W-2, W-9, 1099 – can easily overwhelm. Some forms are ...

The Internal Revenue Service (IRS) has released a draft of the January 2026 revision of Form W-9, a critical document used to collect taxpayer identification information. As explained in a blog post ...