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
寻求帮助
产品编号 标题 修订版日期
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1979
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1978
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1977
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1976
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1975
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1974
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1973
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1972
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1971
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1970
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1969
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1968
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1967
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1966
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1965
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1964
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1963
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1962
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1961
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1960
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1959
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1958
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1957
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1956
Form 1040 (Schedule C) Profit or Loss from Business (Sole Proprietorship) 1955