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

If a PDF file won't open, try downloading the file to your device and opening it using Adobe Acrobat. View more information about Using IRS Forms, Instructions, Publications and Other Item Files.

Click on a column heading to sort the list by the contents of that column.

  1. Enter a term in the Find box
  2. Click the Search button
Buscar ayuda
Número de producto Título Fecha de revisión
Form 8878 (SP) IRS e-file Signature Authorization-Application for Extension of Time to File (Spanish version) 2004
Form 8879 IRS e-file Signature Authorization 2021
Form 8879 IRS e-file Signature Authorization 2019
Form 8879 IRS e-file Signature Authorization 2018
Form 8879 IRS e-file Signature Authorization 2017
Form 8879 IRS e-file Signature Authorization 2016
Form 8879 IRS e-file Signature Authorization 2015
Form 8879 IRS e-file Signature Authorization 2014
Form 8879 IRS e-file Signature Authorization 2013
Form 8879 IRS e-file Signature Authorization 2012
Form 8879 IRS e-file Signature Authorization 2011
Form 8879 IRS e-file Signature Authorization 2010
Form 8879 IRS e-file Signature Authorization 2009
Form 8879 IRS e-file Signature Authorization 2008
Form 8879 IRS e-file Signature Authorization 2007
Form 8879 IRS e-file Signature Authorization 2006
Form 8879 IRS e-file Signature Authorization 2005
Form 8879 IRS e-file Signature Authorization 2004
Form 8879 IRS e-file Signature Authorization 2003
Form 8879 IRS e-file Signature Authorization 2002
Form 8879 IRS e-file Signature Authorization 2001
Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2017
Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2016
Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2015
Form 8879-B IRS e-file Signature Authorization for Form 1065-B 2014

Get Adobe Acrobat Reader