Tax year 2024 calendar: Important federal dates and deadlines

Note: The following dates are subject to change.

The Intuit Electronic Filing Center begins accepting and holding/processing 2024 tax returns that are final and able to be e-filed.

Deadline for filing a calendar-year S corporation or Partnership return or extension

Deadline for filing a 2024 personal return or extension
The return or extension must be postmarked or transmitted for e-filing by April 15, 2025.
- If you owe: To avoid late payment penalties and interest, any taxes you owe must be paid by this date, even if you filed an extension.
- If you're expecting a refund: If you missed the filing deadline, you have three years from the April 15, 2025 due date to file and still receive your refund. After that date, unclaimed 2024 refunds become the property of the Department of the Treasury.
Deadline for filing a 2024 calendar-year C corporation or calendar-year estates/trusts tax return or extension
Due date for first installment of 2025 estimated tax payments
Deadline to claim a 2021 tax year refund

Deadline for filing a 2024 personal return for US citizens or residents living and working abroad, including military duty
Due date for second installment of 2025 estimated tax payments

Final deadline to file your 2024 calendar-year S corporation or partnership tax return if you filed an extension
Due date for third installment of 2025 estimated tax payments

Final deadline to file your 2024 personal tax return if you filed an extension
Final deadline to file your 2024 calendar-year estate/trust tax return if you filed an extension
Final deadline to file your 2024 calendar-year C corporation tax return if you filed an extension

Final deadline to resubmit a rejected return that was originally e-filed on or before October 15, 2025
- If you filed an extension and you're expecting a refund but missed the October 20 final cutoff date, you have until October 16, 2028 to file a paper return and claim your 2024 refund. After that date, any refund would be forfeited to the Department of the Treasury.