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

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Form 1120-W Estimated Tax for Corporations 2006
Form 1120-W Estimated Tax for Corporations 2005
Form 1120-W Estimated Tax for Corporations 2004
Form 1120-W Estimated Tax for Corporations 2003
Form 1120-W Estimated Tax for Corporations 2002
Form 1120-W Estimated Tax for Corporations 2001
Form 1120-W Estimated Tax for Corporations 2000
Form 1120-W Estimated Tax for Corporations 1999
Form 1120-W Estimated Tax for Corporations 1998
Form 1120-W Estimated Tax for Corporations 1997
Form 1120-W Estimated Tax for Corporations 1996
Form 1120-W Estimated Tax for Corporations 1995
Form 1120-W Estimated Tax for Corporations 1994
Form 1120-W Estimated Tax for Corporations 1993
Form 1120-W Estimated Tax for Corporations 1992
Form 1120-W Estimated Tax for Corporations 1991
Form 1120-W Estimated Tax for Corporations 1990
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2022
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2021
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2020
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2019
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2018
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2017
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2016
Instruction 1120-W Instructions for Form 1120-W, Estimated Tax for Corporations 2015

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