W-9 Form (Rev 2026

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The W-9 form is a request for taxpayer identification number and certification issued by the IRS. It is used by U.S. persons to provide their correct Taxpayer Identification Number (TIN) to entities that need it for reporting income, real estate transactions, and other financial activities. The form includes sections for personal information, TIN entry, and certification of backup withholding status. It emphasizes the importance of accurate information to avoid penalties and withholding taxes.

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Click ‘Get Form’ to open the W-9 Form (Rev) in the editor.
Begin by entering your name as shown on your income tax return in the designated field. If you have a business name, include it in the next field.
Select the appropriate box that describes your entity type: Individual/Sole Proprietor, Corporation, Partnership, or Other.
Provide your address, including street number and apartment or suite number, followed by your city, state, and ZIP code.
In Part I, enter your Taxpayer Identification Number (TIN). For individuals, this is typically your Social Security Number (SSN). For other entities, use your Employer Identification Number (EIN).
In Part II, certify under penalties of perjury that the TIN provided is correct and that you are not subject to backup withholding. Sign and date the form at the bottom.

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Is there a 2025 W9 version?

IRS Form W9 (2025) An IRS form W-9, or Request for Taxpayer Identification Number and Certification, is a document used to obtain the legal name and tax identification number (TIN) of an individual or business entity.

Has the W9 form changed since 2018?

Form Revisions Background The last time the IRS revised Form W-9 was in October 2018. The earliest to take effect would be October 2023, meaning latest date to adopt would be May 1, 2024. The IRS published new instructions December 2023.

What is the purpose of a W9 IRS form?

The W-9 is an Internal Revenue Service (IRS) form in which a taxpayer provides their correct taxpayer identification number (TIN) to an individual or entity (Form W-9 requester) who is required to file an information return to report the amount paid to a payee, or other amount reportable on an information return.

When was the last time the W-9 form was revised?

In brief. What happened? The IRS recently released a revised version (dated March 2024) of Form W-9, Request for Taxpayer Identification Number and Certification, and Instructions for the Requester of Form W-9.

Should I claim 0 or 1 on my W9?

In summary, if you prefer a larger refund and can afford to have less take-home pay, claim 0. If you want more immediate cash flow and are comfortable managing your tax liability, claim 1.

What is the newest version of the W-9 form?

The 2024 Form W-9 includes a new checkbox certification to be used when the payer receiving the W-9 is a flow-through entity and the payee furnishing the form has an ownership interest in the payer entity and has foreign partners, owners or beneficiaries.

Are old W9 forms still valid?

Forms W-9 previously collected by a withholding agent do not expire or need to be refreshed. A draft version was previously published by the IRS in 2023 (see Tax Alert 2023-1374).

What is the most recent version of W9?

The IRS recently released a revised version (dated March 2024) of Form W-9, Request for Taxpayer Identification Number and Certification, and Instructions for the Requester of Form W-9.

W-9 Form (Rev 2026

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