US Tax Extension Deadline—File Your Return by October 15
Taxpayers who obtained a valid extension by the original April filing due date typically have until October 15, 2026, to file the federal income tax return. While a taxpayer is given more time to file, the extension does not provide additional time to pay any federal income tax that is owed. Any federal income tax that was due generally was due by April 15, 2026, and any unpaid balance may be subject to interest and applicable penalties. Before October 15, taxpayers should make sure that they have an extension, collect all of the required tax documents, calculate their tax liability and reconcile any payments that have been made to date. Who Can File a Tax Return by October 15? The October 15 deadline generally applies to individual taxpayers who collected…



