Significant due dates for individuals (calendar year)

Tax returns or extensions

April 15  -  Normal due date for income tax returns and to request an extension of time to file your return.  Any tax you owe should be paid with the extension.

October 15 - Last day to file a return under automatic extension.

Estimated tax payments

January 15 - 4th installment payment for previous year

April 15 - 1st installment payment

June 15 - 2nd installment payment

September 15 - 3rd installment payment