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
Tìm Trợ Giúp
Số Sản Phẩm Tiêu đề Ngày Sửa Đổi
Form 4626 Alternative Minimum Tax - Corporations 1990
Form 4626 Alternative Minimum Tax - Corporations 1992
Form 4626 Alternative Minimum Tax - Corporations 2013
Form 4626 Alternative Minimum Tax - Corporations 2017
Form 4626 Alternative Minimum Tax - Corporations 1998
Form 4626 Alternative Minimum Tax - Corporations 2011
Form 4626 Alternative Minimum Tax - Corporations 2025
Form 4626 Alternative Minimum Tax - Corporations 2009
Form 4626 Alternative Minimum Tax - Corporations 2014
Form 4626 Alternative Minimum Tax - Corporations 1994
Form 4626 Alternative Minimum Tax - Corporations 2024
Form 4626 Alternative Minimum Tax - Corporations 2023
Form 4626 Alternative Minimum Tax - Corporations 1995
Form 1120-X Amended U.S. Corporation Income Tax Return 1986
Form 1120-X Amended U.S. Corporation Income Tax Return 1995
Form 1120-X Amended U.S. Corporation Income Tax Return 1999
Form 1120-X Amended U.S. Corporation Income Tax Return 1980
Form 1120-X Amended U.S. Corporation Income Tax Return 1971
Form 1120-X Amended U.S. Corporation Income Tax Return 1981
Form 1120-X Amended U.S. Corporation Income Tax Return 2001
Form 1120-X Amended U.S. Corporation Income Tax Return 1977
Form 1120-X Amended U.S. Corporation Income Tax Return 1991
Form 1120-X Amended U.S. Corporation Income Tax Return 1994
Form 1120-X Amended U.S. Corporation Income Tax Return 1979
Form 1120-X Amended U.S. Corporation Income Tax Return 1972