If you have not started to prepare your 2024 return, use the tax caster tool to get an estimated amount. You were supposed to pay your estimated tax due with your extension by April 15, 2025.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
an extension that materially misstates the balance due could be deemed invalid. in that case you are subject to late filing penalties, and definitely late payment penalties and interest