Deadline To File Tax Extension 2024 2024. Extension of due date for filing of income tax returns for ay 2024 25. The tax extension deadline for 2024 is october 15, 2024.

For tax year 2023 (filed in 2024), you needed to submit your tax extension request by monday, april 15—the regular tax filing deadline—or face a penalty. The tax extension deadline for 2024 is october 15, 2024.