Tax Day 2024 Deadline Extension Deadline. Money you owed was due on april 15 and you may have a penalty if you did. October 15, 2024 is the extended filing deadline for individual tax returns, sole proprietorships, and c corporations.
When is the deadline if i file an extension? October 15, 2024 (for calendar year corporations) for fiscal year corporations, the extension deadline is the 15th day of the tenth month.