Tax Filing Deadline 2024 Extended Extension. If you are a sole proprietorship or c corporation that applied for an. If you can't file your federal tax return by the april 18, 2023, deadline, request an extension.

Money you owed was due on april 15 and you may have a penalty if you did not pay enough by that deadline. By filing an extension, you get more time to prepare your tax return, but you still must pay any taxes.