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2026 IRS Form W-9 & Instructions

About Form W-9

Users: Independent Contractors
Filing Deadline: No deadline (when requested)
Purpose: Provide taxpayer information
Applicable Income Types: Contract work, freelance

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Tips For Using Form W-9

1. Completing Form W-9
Provide your name, address, and taxpayer identification number (TIN) accurately on Form W-9. Indicate your entity type and certify that the information provided is correct to the best of your knowledge.
2. Understanding Taxpayer Identification Number (TIN)
Ensure you have the correct TIN, which can be your Social Security Number (SSN) or Employer Identification Number (EIN). Use the appropriate TIN for your tax reporting and withholding purposes.
3. Submitting Form W-9
Provide a completed Form W-9 to the requester, such as a client or employer, who needs your taxpayer information for tax reporting purposes. Keep a copy of the form for your records.

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