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Federal Tax Deadlines 2018

  • Writer: Shannon Farris
    Shannon Farris
  • Feb 1, 2018
  • 1 min read

Tax Deadlines Occurring in Calendar Year 2018

(for Tax Year 2017 Returns)

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

  • First deadline is April 17, 2018 (File Form 4868 for extension).

  • Extended deadline is October 15, 2018.

Partnership returns (Form 1065)

  • First deadline is March 15, 2018 (File Form 7004 for extension).

  • Extended deadline is September 15, 2018.

Trust and Estate income tax returns (Form 1041)

  • First deadline is April 17, 2018.

  • Extended deadline is October 1, 2018

C-Corporation returns (Form 1120)

  • First deadline is April 17, 2018 for corporations on a calendar year.

  • Extended deadline is October 15, 2018 (File Form 7004 for extension).

  • For corporations on a fiscal year other than a calendar year, the first deadline is the 15th day of the fourth month following the end of the corporation's fiscal year

S- Corporation returns (Form 1120S)

  • First deadline is March 15, 2018 for corporations on a calendar year.

  • Extended deadline is September 17, 2018.

Exempt Organizations (Form 990)

  • First deadline is May 15, 2018.

  • Extended deadline is November 15, 2018

Foreign Bank Account Reports (FinCen Form 114)

  • Deadline is April 17, 2018.

  • Extended deadline is October 15, 2018 (note: this is the first time ever that extensions are available for FBARs).

  • Please take note that unlike tax returns, FBARs do not have a next-business-day rule if the deadline falls on a Saturday, Sunday, or legal holiday.

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