Get Answers Support Tax Filings & Payments Other Forms Form 8809 & 15397 (Extension) Will I receive any confirmation after faxing my Form 15397 to the IRS? Last modified 7/18/2025 1:07:36 AM EST Generally, the IRS does not send a confirmation for faxed Form 15397 submissions. However, if additional information is required, the IRS will contact you directly. Was this helpful? Yes No Related Questions How much time do I have to mail recipient copies once I file an extension? What is the due date to file the 8809/15397 extension form? How can I find the extended due date when filing for an extension? How long does the IRS take to process the faxed extension Form 15397? Go to Home Page Need more help? Get in touch with our dedicated support team Contact Us (704) 684-4751 support@taxbandits.com Sign Up for a FREE TaxBandits Account! The Smart CPA Choice Register Now Already have an account? Sign in