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

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Product Number Title Revision Date
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 2007
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 2005
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 2004
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 2002
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 2000
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 1999
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 1998
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 1996
Product Number Instruction W-9 Title Instructions for the Requestor of Form W-9, Request for Taxpayer Identification Number and Certification Revision Date 1994
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2024
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2017
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2008
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2007
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2002
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 2000
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 1998
Product Number Form W-9S Title Request for Student's or Borrower's Taxpayer Identification Number and Certification Revision Date 1997
Product Number Form W-9 (sp) Title Request for Taxpayer Identification Number and Certification (Spanish Version) Revision Date 2024
Product Number Form W-9 (SP) Title Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2018
Product Number Form W-9 (SP) Title Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2017
Product Number Form W-9 (SP) Title Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2015
Product Number Form W-9 (SP) Title Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2013
Product Number Form W-9 (SP) Title Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2011
Product Number Instruction W-9 (sp) Title Instructions for the Requestor of Form W-9 (sp), Request for Taxpayer Identification Number and Certification (Spanish Version) Revision Date 2024
Product Number Instruction W-9 (SP) Title Instrucciones para el Solicitante del Formulario W-9(SP), Solicitud y Certificacion del Numero de Identificacion del Contribuyente Revision Date 2018