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
Find Help
Product Number Title Revision Date
Form 1120-S U.S. Income Tax Return for an S Corporation 1981
Form 1120-S U.S. Income Tax Return for an S Corporation 1980
Form 1120-S U.S. Income Tax Return for an S Corporation 1979
Form 1120-S U.S. Income Tax Return for an S Corporation 1978
Form 1120-S U.S. Income Tax Return for an S Corporation 1977
Form 1120-S U.S. Income Tax Return for an S Corporation 1976
Form 1120-S U.S. Income Tax Return for an S Corporation 1975
Form 1120-S U.S. Income Tax Return for an S Corporation 1974
Form 1120-S U.S. Income Tax Return for an S Corporation 1973
Form 1120-S U.S. Income Tax Return for an S Corporation 1972
Form 1120-S U.S. Income Tax Return for an S Corporation 1971
Form 1120-S U.S. Income Tax Return for an S Corporation 1970
Form 1120-S U.S. Income Tax Return for an S Corporation 1969
Form 1120-S U.S. Income Tax Return for an S Corporation 1968
Form 1120-S U.S. Income Tax Return for an S Corporation 1967
Form 1120-S U.S. Income Tax Return for an S Corporation 1966
Form 1120-S U.S. Income Tax Return for an S Corporation 1965
Form 1120-S U.S. Income Tax Return for an S Corporation 1964
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
Get Adobe Acrobat Reader