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

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Product Number Title Revision Date
Product Number Publication 850 (en-vie) Title English-Vietnamese Glossary of Words and Phrases Revision Date 2023
Product Number Publication 850 (EN-VN) Title English-Vietnamese Glossary of Words and Phrases Revision Date 2018
Product Number Publication 850 (en-zh-s) Title English-Chinese (Simplified) Glossary of Words and Phrases Revision Date 2023
Product Number Publication 850 (en-zh-t) Title English-Chinese (Traditional) Glossary of Words and Phrases Revision Date 2023
Product Number Form 851 Title Affiliations Schedule Revision Date 2016
Product Number Form 851 Title Affiliations Schedule Revision Date 2010
Product Number Form 851 Title Affiliations Schedule Revision Date 2005
Product Number Form 851 Title Affiliations Schedule Revision Date 2003
Product Number Form 851 Title Affiliations Schedule Revision Date 2000
Product Number Form 851 Title Affiliations Schedule Revision Date 1997
Product Number Form 851 Title Affiliations Schedule Revision Date 1994
Product Number Form 851 Title Affiliations Schedule Revision Date 1992
Product Number Form 851 Title Affiliations Schedule Revision Date 1989
Product Number Form 851 Title Affiliations Schedule Revision Date 1987
Product Number Form 851 Title Affiliations Schedule Revision Date 1984
Product Number Form 851 Title Affiliations Schedule Revision Date 1982
Product Number Form 851 Title Affiliations Schedule Revision Date 1981
Product Number Form 851 Title Affiliations Schedule Revision Date 1976
Product Number Form 851 Title Affiliations Schedule Revision Date 1942
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2024
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2016
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2013
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2012
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2011
Product Number Publication 901 Title U.S. Tax Treaties Revision Date 2010