CORPORATE TAX RETURNS EXTENSION DUE DATES 2018
| Form
Form 1065 Extended Return Form 1120S Extended Return |
Extended Due Dates
September 17th September 17th |
| Form 1041 Extended Return
Form 1120 Extended Return Form 1040 Extended Return FinCEN 114 (Extended with Form 1040) Form 990 Series Extended Return |
October 1st
October 15th October 15th October 15th November 15th |
| Form 5500 Series Extended Return | November 15th |