Personal Tax Return Extension Deadline 2024. Money you owed was due on april 15 and you may have a penalty if you did not pay enough by that deadline. 15, 2024 to file taxes.

If you are a sole proprietorship or c corporation that applied for an extension from the original april 15,. Money you owed was due on april 15 and you may have a penalty if you did not pay enough by that deadline.