Tax Penalties PENALTYucator Tool Start Over Tax Year Select 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 Next Did you file a tax extension? Yes No Taxes owed based on your tax return: $ Next Tax return filing date: Date taxes paid: Did you have an installment agreement? Yes No When did the installment agreement begin? Calculate Your estimated IRS payoff amount is: $0.00 Your Estimated IRS Penalty Details Original tax amount owed: $ Late filing penalty: $ Late payment penalty: $ Total penalty interest* $ *Interest amount calculated using most current IRS data available, this value is subject to change. Reduce, Avoid Late Filing Penalty Reduce, Avoid Late Tax Payment Penalty Enter your email address and you will receive other relevant tax e-filing updates as well as applicable tax return preparation promo codes. We will not share your email with anybody. Learn more about transactional emails. Email Submit Disclaimer: taxpert.com makes no warranty as to the accuracy of the results of this estimator or calculator tool. The results are estimates and for informational purposes only and should not be relied on for tax advice. TurboTax® is a registered trademark of Intuit, Inc. H&R Block® is a registered trademark of HRB Innovations, Inc.