When are estimated tax payments due?
Estimated tax payments are due quarterly on dates set by the IRS. Many states follow the same schedule, but state deadlines can vary.
Estimated tax payment due dates (Tax year 2026)
For most taxpayers, estimated tax payments are due on the following dates each year:
Payment period | Due date |
Income earned Jan 1 – Mar 31, 2026 | April 15, 2026 |
Income earned April 1 – May 31, 2026 | June 15, 2026 |
Income earned June 1 – August 31, 2026 | September 15, 2026 |
Income earned September 1 – December 31, 2026 | January 15, 2027 |
What if a due date falls on a weekend or holiday?
If an estimated tax due date falls on a Saturday, Sunday, or legal holiday, the payment is due on the next business day.
Key takeaway
Estimated tax payments are due four times a year. Paying by each deadline can help you avoid underpayment penalties and interest.
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