How does TurboTax calculate my estimated tax payments?

Based on your 2025 tax info, we’ll use the lower of the following IRS-approved methods to calculate your estimated tax payments.

There are two additional IRS-approved methods available:

If you’d like to use one of the additional methods, answer Yes to the question Do you want to adjust your income or deduction? on the Review Your Estimates for 2026 screen. Once you review your income and deductions, you’ll have the option to select from any of the four methods.