Substitute w 9 request certification 2026

1. Click ‘Get Form’ to open the substitute W-9 request certification in our editor.
2. In Part I, enter your Legal Business Name as it appears on official documents. If applicable, provide a different Business name or disregarded entity name.
3. Select your Entity Type by checking the appropriate box. Options include Individual Sole Proprietor, Corporation, Partnership, and more.
4. In Part II, input your Taxpayer Identification Number (TIN) without dashes. Then check the corresponding box for your Taxpayer Identification Type: EIN, SSN, ITIN, or N/A.
5. For Part III, fill in both the Remittance Address and Ordering Address where payments and purchase orders should be sent.
6. In Part IV, provide the Vendor Primary Contact Information including name, title, email address, and phone number of an authorized representative.
7. Finally, in Part V, certify your TIN by signing and dating the form. Ensure you check the appropriate box regarding backup withholding status before submitting.

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