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. Enter a term in the Find box Click the Search button 正在显示 9926 - 9950 of 22925寻求帮助 发现 Prior Year » RegExReplace » Product Number Prior Year » Revision Date Prior Year » Title 显示每一页 2550100200 搜索 产品编号 标题 修订版日期 Form 1120 U.S. Corporation Income Tax Return 1966 Form 1120 U.S. Corporation Income Tax Return 1965 Form 1120 U.S. Corporation Income Tax Return 1964 Form 1120 U.S. Corporation Income Tax Return 1963 Form 1120 U.S. Corporation Income Tax Return 1962 Form 1120 U.S. Corporation Income Tax Return 1961 Form 1120 U.S. Corporation Income Tax Return 1960 Form 1120 U.S. Corporation Income Tax Return 1959 Form 1120 U.S. Corporation Income Tax Return 1958 Form 1120 U.S. Corporation Income Tax Return 1957 Form 1120 U.S. Corporation Income Tax Return 1956 Form 1120 U.S. Corporation Income Tax Return 1955 Form 1120 U.S. Corporation Income Tax Return 1954 Form 1120 U.S. Corporation Income Tax Return 1953 Form 1120 U.S. Corporation Income Tax Return 1952 Form 1120 U.S. Corporation Income Tax Return 1951 Form 1120 U.S. Corporation Income Tax Return 1950 Form 1120 U.S. Corporation Income Tax Return 1949 Form 1120 U.S. Corporation Income Tax Return 1948 Form 1120 U.S. Corporation Income Tax Return 1947 Form 1120 U.S. Corporation Income Tax Return 1946 Form 1120 U.S. Corporation Income Tax Return 1945 Form 1120 U.S. Corporation Income Tax Return 1944 Form 1120 U.S. Corporation Income Tax Return 1943 Form 1120 U.S. Corporation Income Tax Return 1942 Pagination First page « 首页 Previous page 前一页 … Page 394 Page 395 Page 396 Page 397 当前页面 398 Page 399 Page 400 Page 401 Page 402 … Next page 下一页 Last page 最后一页 »