Irs Extension Deadline 2024 October. The tax deadline for most taxpayers in 2024 is april 15th. Those who file irs form 4868 on or before april 15, 2024, to request a tax extension have until oct.

Over 5 crore itrs filed by july 26. For example, a calendar year corporation can get an extension to october 15, 2024, for its 2023 federal income tax return.