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2025 IRS Form W-7 & Instructions

About Form W-7

Users: Non-U.S. Citizens
Filing Deadline: Any time
Purpose: Apply for ITIN
Applicable Income Types: All income types

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Tips For Using Form W-7

1. Purpose of Form W-7
Form W-7 is used to apply for an Individual Taxpayer Identification Number (ITIN) for those not eligible for a Social Security number but required to file taxes.
2. Completing the Application
Provide personal information and the reason for needing an ITIN. Include original or certified copies of identification documents.
3. Submitting the Form
Submit Form W-7 with your tax return and required documents to the IRS. Processing usually takes several weeks.