Original and Extended Tax Return Due Dates

us.aicpa.org

Jan 22, 2016 · (These dates apply for taxable years beginning after Dec. 31, 2015 [2017 filing season — for 2016 tax returns]). 1. Forms 1040, 1065 and 1120S shall be a six-month period beginning on the due date for filing the return (without regard to any extensions). 2.

  Year, Beginning, Years beginning