The not-sure option exists for users who want to explore the calculator before deciding how tax payment assumptions should be entered.
Because withholding choices can affect penalty modeling, the calculator keeps the penalty amount at zero when the method is marked not sure.
Users can switch between outside funds and IRA withholding later to compare how the modeled output changes.
This educational page helps users identify an assumption to verify and does not provide tax or financial advice.
This Roth Conversion Calculator is for educational and illustrative purposes only. It does NOT constitute tax, financial, legal, or investment advice. The calculation results are based on the information you provide and the latest IRS tax rules, which are subject to change. We do not guarantee the accuracy of the results. Please consult a licensed Certified Public Accountant (CPA), financial advisor, or tax professional before making any financial decisions.