Find IRS forms, instructions, publications, and notices for prior years back to 1864.

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Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding and Reporting 2016
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 2014
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 2006
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 2003
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 2001
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 2000
Instruction W-8IMY Instructions for Form W-8IMY, Certificate of Foreign Intermediary, Foreign Flow-Through Entity, or Certain U.S. Branches for United States Tax Withholding 1998
Form W-9 Request for Taxpayer Identification Number and Certification 2024
Form W-9 Request for Taxpayer Identification Number and Certification 2018
Form W-9 Request for Taxpayer Identification Number and Certification 2017
Form W-9 Request for Taxpayer Identification Number and Certification 2014
Form W-9 Request for Taxpayer Identification Number and Certification 2013
Form W-9 Request for Taxpayer Identification Number and Certification 2011
Form W-9 Request for Taxpayer Identification Number and Certification 2007
Form W-9 Request for Taxpayer Identification Number and Certification 2005
Form W-9 Request for Taxpayer Identification Number and Certification 2004
Form W-9 Request for Taxpayer Identification Number and Certification 2003
Form W-9 Request for Taxpayer Identification Number and Certification 2002
Form W-9 Request for Taxpayer Identification Number and Certification 2000
Form W-9 Request for Taxpayer Identification Number and Certification 1999
Form W-9 Request for Taxpayer Identification Number and Certification 1996
Form W-9 Request for Taxpayer Identification Number and Certification 1994
Form W-9 Request for Taxpayer Identification Number and Certification 1993
Form W-9 Request for Taxpayer Identification Number and Certification 1990
Form W-9 Request for Taxpayer Identification Number and Certification 1988

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