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

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Product Number Title Revision Date
Form 1120-S U.S. Income Tax Return for an S Corporation 1963
Form 1120-S U.S. Income Tax Return for an S Corporation 1962
Form 1120-S U.S. Income Tax Return for an S Corporation 1961
Form 1120-S U.S. Income Tax Return for an S Corporation 1960
Form 1120-S U.S. Income Tax Return for an S Corporation 1959
Form 1120-S U.S. Income Tax Return for an S Corporation 1958
Form 1120-S U.S. Income Tax Return for an S Corporation 1921
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2023
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2022
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2021
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2020
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2019
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2018
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2017
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2016
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2015
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2014
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2013
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2012
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2011
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2010
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2009
Instruction 1120-S Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation 2008
Instruction 1120 (Schedule EP) Instructions for Schedule EP (Form 1120), Computation of U.S. Corporation Excess Profits Tax 1953
Instruction 1120 (Schedule EP) Instructions for Schedule EP (Form 1120), Computation of U.S. Corporation Excess Profits Tax 1952
Instruction 1120 (Schedule EP) Instructions for Schedule EP (Form 1120), Computation of U.S. Corporation Excess Profits Tax 1951
Form 1120 (Schedule EP) FY Computation of U. S. Corporation Excess Profits Tax 1951
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2024
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2023
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2022
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2021
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2020
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2019
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2018
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2017
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2016
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2015
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2014
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2013
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2012
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2011
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2010
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2009
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2008
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2007
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2006
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2005
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2004
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2003
Form 1120 (Schedule N) Foreign Operations of U.S. Corporations 2002