When Is Irs Tax Extension Deadline 2024. 15, but any money you owe will still be due by april 15. — 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.
29, 2023 — the internal revenue service today reminded taxpayers about the upcoming tax filing extension deadline. 15, 2024, to file a completed return with the irs.