Federal Tax Deadlines

Tax Deadlines Occurring 2018
(for Tax Year 2017 Returns)

Individual tax returns (Forms 1040, 1040NR, 1040A and 1040EZ)

First deadline is April 17, 2018
Extended deadline is October 15, 2018

Estimated tax payments (Form 1040ES)

April 17, 2018
June 15, 2018
September 17, 2018
January 15, 2019

Partnership returns (Form 1065)

First deadline is March 15, 2018
Extended deadline is September 17, 2018

S-Corporation income tax returns (Form 1120-S)

First deadline is March 15, 2018 (for corporations on a calendar year)
Extended deadline is September 17, 2018

C-Corporation income tax returns (Form 1120)

First deadline is April 17, 2018 (for corporations on a calendar year)
Extended deadline is October 15, 2018

Trust and Estate income tax returns (Form 1041)

First deadline is April 17, 2018
Extended deadline is September 30, 2018

Foreign Bank Account Reports (FinCen Form 114)

First deadline is April 17, 2018
Extended deadline is October 15, 2018