Quick Read – The years between retirement and age 73 represent the lowest-income window for converting traditional IRA funds at 10 to 12% rates, falling before Social Security and RMDs begin. – Converting too much in a single year can simultaneously trigger IRMAA Medicare…
rcharges, higher federal brackets, and increased Social Security taxation. – Paying conversion taxes from a taxable brokerage account rather than the IRA itself lets the full converted amount compound tax-free inside the Roth. – Most people who think about Roth conversions focus on the wrong question. They ask whether a conversion makes sense at all, when the more consequential question is when to do it and how much to convert
A Roth conversion executed at the right moment in a retiree’s financial timeline can reduce lifetime taxes in a meaningful way. The same conversion, done at the wrong time or in the wrong amount, can trigger costs that erase most of the benefit. Thankfully, the mechanics are pretty straightforward.
A Roth conversion moves money from a traditional IRA or 401(k), where contributions were pre-tax and growth is tax-deferred, into a Roth IRA, where future growth and qualified withdrawals are tax-free. The conversion itself is a taxable event, and the bet embedded in every conversion is that paying tax now at a known rate is better than paying tax later at an unknown rate on a larger balance. Why the Window Between Retirement and 73 Is the Opportunity The case for Roth conversions is the strongest in a specific window that many retirees either overlook or underuse: the years between leaving the workforce and turning 73, particularly before Social Security begins.