When the extension is granted, you will have an additional six months to file your tax return. However, you will be required to pay any taxes owed by the original deadline to avoid any penalties and interest. You can make the payment by mailing a check or money order with Form 4868 or by using the Electronic Federal Tax Payment System (EFTPS). It's important to keep in mind that even if you file an extension, you may still be subject to penalties and interest if you fail to pay the full amount of taxes owed by the original deadline. Read more https://thebookify.com/how-to-file-tax-extension-federal-state/