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Form 637 (Rev. October 2017)
A copy of Form 637 isnt a Letter of. Registration. If your application is denied, you will be notified by the IRS in writing, including the reason for the
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Instructions for Form W-7 (Rev. December 2024)
Dec 31, 2024 Medical records MUST include all the following. Official document such as a shot/immunization record or dated letter from the medical
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ITIN supporting documents | Internal Revenue Service
Official document such as a shot or immunization record or a dated and signed letter from a medical provider on official letterhead outlining the dates of care*
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