Irs Tax Extension Deadline 2024.  — you can extend the due date for filing your personal income tax return by six months (e.g., to october 15, 2024, for 2023 tax year returns) by filing form 4868 or.  — if you file an extension for your tax return, you'll have until tuesday, oct.

To avoid a possible late filing penalty,. If you forget or miss the deadline,.