Tax Deadlines for 2018

Here are the tax filing deadlines for this year, for your 2017 tax returns.

Form  2018 Filing Due Date (Tax Year 2017)
Form W-2 (electronic or mail)

Form 1065 – Partnerships

Form 1120S – S Corporations

Form 1040 – Individuals

FinCEN 114 – FBAR (will be allowed to extend)

January 31st

March 15th

March 15th

April 17th

April 17th

Form 1041 – Trusts and Estates

Form 1120 – C Corporations

Form 990 Series – Tax Exempt Org

Form 5500 Series – Employee Benefit Plan


April 17th

April 17th

May 15th

July 31st



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

Liza Farrow-Gillespie | Farrow-Gillespie & Heath LLP | Dallas, TXLiza Farrow-Gillespie practices nonprofit organization law, estate planning & probate, and business and investment law.  She has been named to the list of Texas Super Lawyers (a Thomson Reuters service) in 2012-2017, and to the list of Best Lawyers in Dallas (D Magazine) 2013-2017. She is a 1992 graduate of the University of Texas School of Law.

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