Tax deadlines
The dates that matter for individuals and small businesses. Add any of them to your calendar and we will remind you a week ahead.

Next up
October 15, 2026 · Extended individual returns
The last day for returns on extension.
- Jan 312026W-2s and 1099s reach youEmployers and payers must send them by this date.Passed
- Mar 172026Partnership and S corporation returnsForms 1065 and 1120-S, or file an extension.Passed
- Apr 152026Individual returns and paymentsForm 1040, and any tax owed, even with an extension.Passed
- Jun 162026Second quarter estimated paymentFor anyone paying estimated tax.Passed
- Sep 152026Third quarter estimated paymentFor anyone paying estimated tax.Passed
- Oct 152026Extended individual returnsThe last day for returns on extension.Add
- Jan 152027Fourth quarter estimated paymentThe final estimated payment for 2026.Add
- Apr 152027Individual returns and paymentsForm 1040 for the 2026 tax year.Add
Dates move to the next business day when they fall on a weekend or a federal holiday. If you file an extension, the payment is still due on the April date.
Never miss one
Clients get reminders in the portal and by email as each deadline comes up, with a list of anything still outstanding.

