Use Form W-7, Application for IRS Individual Taxpayer Identification Number, to apply for an ITIN, or Form SS-4, Application for Employer Identification Number, to apply for an EIN.

Form W-9 (Rev. October 2018) Department of the Treasury Internal Revenue Service

Future developments. For the latest information about developments related to Form W-9 and its instructions, such as legislation enacted after they were published, go to www.irs.gov/FormW9.

Certain payees and payments are exempt from backup withholding. See Exempt payee code, later, and the separate Instructions for the Requester of Form W-9 for more information.

Nov 17, 2025 · Use the IRS W‑9 form for 2025 to share tax ID information. Download a free fillable PDF to complete, print, and give to the requester.

Future developments. For the latest information about developments related to Form W-9 and its instructions, such as legislation enacted after they were published, go to www.irs.gov/FormW9.

Oct 1, 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 …

If you are exempt from backup withholding, you should still complete this form to avoid possible erroneous backup withholding. Enter your correct TIN in Part I, write “Exempt” in Part II, and sign and …