ExpressExtension Support Find answers to your questions. Get Answers Support Getting Started General Does the IRS expect an explanation on why I'm filing an extension? No, the IRS does not require an explanation for why you're filing an extension. You are eligible for an automatic extension as long as you submit the extension form on time. Was this helpful? Yes No Related Questions I got an error, “Please undo the changes made to the header.” What should I do now? What if I file an extension but end up filing my taxes before the original due date? When is the deadline to e-file a tax extension? Is there a penalty if I fail to file the extension form by the due date? Go to Home Page Need more help? Get in touch with our dedicated support team Contact Us (803) 514-5155 [email protected]