General Tax Deadline Schedule


Below is a general schedule of tax deadlines throughout the year you should be aware of.

Should a due date fall on a Saturday, Sunday or legal holiday, the deadline is usually moved to the next business day.   Always verify the tax deadline at either the state or federal website or simply give us a call.


Form 1040 – Individual Tax Return

  • Due date April 15
  • Final extension October 15

Form 1040-ES – Individual Estimated Tax Payments

  • First installment April 15
  • Second installment June 15
  • Third installment September 15
  • Fourth installment January 15 (following year)

Form 1065 – Partnership Income Tax Return

  • Due date April 15
  • Final extension September 15

Form 1041 – Fiduciary (Trust) Income Tax Return

  • Due date April 15
  • Final extension September 15

Form 1120 – Corporation Income Tax Return

  • Due date March 15
  • Initial extension September 15

Form 1120S – Sub-S Corporation Income Tax Return

  • Due date March 15
  • Initial extension September 15

Form 709 – Gift Tax Return

  • Due date April 15
  • Initial extension Same as 1040

Form 706 – Estate Income Tax Return

  • Due date 9 months from the date of death
  • Extension additional 6 months

Form 5500 – Employee Benefit Plan Income Tax Return

  • Due date July 31
  • Extension October 15

Form 990/990-PF – Charitable/Private Foundation Income Tax Return

  • Due date May 15
  • Extension August 15