Roth Conversions: Why Timing Can Play an Important Role in Retirement Planning
For many investors, retirement planning has traditionally focused on accumulating assets. Over the course of a career, savings are directed into employer-sponsored retirement plans, IRAs, and investment accounts with the goal of building long-term financial security.
As retirement approaches, however, the focus often shifts from accumulation to distribution. Questions arise about how and when retirement assets should be used, how taxes may impact retirement income, and what strategies may help create greater flexibility over time.
One strategy that frequently enters these conversations is the Roth conversion.
A Roth conversion allows individuals to move assets from a traditional IRA or other pre-tax retirement account into a Roth IRA. The amount converted is generally taxable as ordinary income in the year of the conversion, but future qualified earnings and withdrawals may be tax-free if IRS requirements are satisfied.
While the mechanics of a Roth conversion are relatively straightforward, determining whether it makes sense, and when it makes sense, can be considerably more complex.
The timing of a Roth conversion often plays a significant role in determining its potential benefits and tradeoffs.
Why Timing Matters
A Roth conversion creates taxable income in the year the conversion occurs. As a result, many retirement planning discussions focus on identifying years when taxable income may be lower than it could be in the future. The objective is often not to eliminate taxes, but rather to evaluate whether paying taxes at today's rates may be more advantageous than paying them at potentially higher rates later.
Retirement is rarely a straight-line transition. Income levels often fluctuate before, during, and after retirement, creating planning opportunities that may not exist during peak earning years.
Understanding where those opportunities may occur can help individuals make more informed decisions about Roth conversions.
The Years Immediately Before Retirement
For many individuals, the years leading up to retirement are also the years with the highest earnings. In these situations, Roth conversions may be less attractive because employment income already places the household in higher tax brackets. However, certain circumstances may create opportunities worth evaluating.
For example, a job transition, phased retirement arrangement, business sale, sabbatical, or temporary reduction in work hours may result in lower-than-normal income for a period of time.
Additional opportunities may arise when:
One spouse retires while the other continues working, creating a temporary reduction in household income. This transition may lower the household's overall taxable income and create an opportunity to evaluate Roth conversions within more favorable tax brackets before future income sources such as Social Security benefits, pension income, or Required Minimum Distributions begin to increase taxable income again.
A business owner experiences a year with unusually low income.
Significant deductions reduce taxable income.
Employment income declines due to a career transition or lifestyle change.
These situations may create opportunities to evaluate partial Roth conversions before entering retirement.
Early Retirement: A Potential Planning Window
One of the most significant Roth conversion opportunities often occurs during the early years of retirement. Many retirees leave the workforce several years before beginning Social Security benefits. Others retire before Required Minimum Distributions (RMDs) begin. As a result, there may be a period where taxable income is temporarily lower than it has been in decades.
For example, an individual who retires at age 62 but delays Social Security until age 70 may experience several years with substantial control over their taxable income. During this period, income may consist primarily of investment earnings, pension income, part-time work, or discretionary withdrawals from retirement accounts. This creates what many financial planners view as a valuable tax-planning window.
Rather than allowing lower tax brackets to go unused, some retirees evaluate whether Roth conversions could be used to strategically fill portions of those brackets while maintaining overall tax efficiency.
The opportunity is often greatest when retirees have flexibility regarding how much income they recognize each year.
Before Social Security Benefits Begin
The years before Social Security begins are often particularly important when evaluating Roth conversion strategies. Once Social Security benefits start, they become part of the household's overall income picture. Depending on total income levels, a portion of Social Security benefits may become taxable. Individuals who plan to delay Social Security in order to maximize future benefits often have additional flexibility during these years.
Rather than viewing Social Security solely as an income decision, some retirees evaluate it alongside Roth conversion planning as part of a broader retirement income strategy.
Before Required Minimum Distributions Begin
Required Minimum Distributions can significantly influence retirement income planning later in life.
Traditional IRAs and many employer-sponsored retirement plans eventually require account owners to begin taking mandatory withdrawals. These distributions create taxable income whether the funds are needed for spending or not.
For retirees with substantial retirement account balances, future RMDs can become significant.
Without proactive planning, large RMDs may:
Increase taxable income
Push income into higher tax brackets
Increase the taxation of Social Security benefits
Trigger higher Medicare premiums through IRMAA surcharges
Reduce tax flexibility later in retirement
By reducing pre-tax account balances before RMDs begin, Roth conversions may help some individuals manage future distribution requirements and provide additional flexibility, although results depend on individual circumstances and future tax laws.
While outcomes vary based on individual circumstances, this is often one of the primary reasons retirees explore Roth conversion strategies.
How Much Should You Convert?
One of the most common misconceptions about Roth conversions is that they must be completed all at once. Many individuals evaluate partial conversions over a number of years. The appropriate amount often depends on factors such as:
Current taxable income
Current and projected tax brackets
Medicare premium thresholds
State income taxes
Estate planning objectives
Available assets to pay conversion taxes
Future Required Minimum Distribution projections
Some retirees choose to convert only enough each year to remain within a particular tax bracket.
Others evaluate conversions up to specific Medicare surcharge thresholds to avoid unexpected increases in healthcare costs.
Rather than seeking a one-size-fits-all answer, many investors benefit from reviewing multiple scenarios and determining how various conversion amounts could affect both current and future tax situations.
When a Roth Conversion May Not Make Sense
Although Roth conversions can be valuable planning tools, they are not appropriate for everyone. Potential concerns may include:
Moving into significantly higher tax brackets
Triggering Medicare premium increases
Creating large current-year tax liabilities
Needing the converted assets in the near future
Lacking non-retirement assets to pay conversion taxes
Additionally, individuals who expect to remain in relatively low tax brackets throughout retirement may determine that paying taxes today through a conversion offers limited long-term benefit.
The decision should always be evaluated within the context of a broader retirement income and tax strategy rather than as a standalone transaction.
A Call to Action for Those Approaching Retirement
If you are approaching retirement or have recently retired, the years between leaving the workforce and beginning Social Security or Required Minimum Distributions may present planning opportunities that are easy to overlook.
Roth conversions can be an effective planning tool in certain situations, but the decision involves much more than simply moving money from one account to another.
At Purposeful Wealth Advisors®, we help individuals and couples evaluate retirement income and tax-planning strategies within the context of their broader financial picture.
Recommendations are provided as part of an individualized advisory relationship and may not be appropriate for all investors.
Our process includes reviewing retirement cash flow needs, evaluating tax bracket opportunities, analyzing the impact of future Social Security benefits and Required Minimum Distributions, and exploring whether Roth conversion strategies may align with long-term goals.
By examining multiple planning scenarios, clients can better understand how today's decisions may affect future retirement flexibility and tax exposure.
Whether retirement is still several years away or already underway, understanding potential Roth conversion opportunities may help support more informed financial decisions.
Schedule a pre-retirement planning conversation to explore whether a Roth conversion strategy could fit into your long-term retirement income and tax planning framework.
The retirement you've worked for deserves more than accumulated savings—it deserves a thoughtful strategy for preserving, managing, and using those assets efficiently over time.
Purposeful Wealth Advisors® is a trade name of Keating Financial Advisory Services, Inc. (KFAS), a Registered Investment Advisor. This article is provided for informational and educational purposes only and should not be construed as personalized investment, tax, legal, or financial planning advice. Investment advisory services are offered through Keating Financial Advisory Services ("KFAS"), a Registered Investment Advisor, pursuant to a written agreement. Roth conversions involve tax consequences and may not be appropriate for all individuals. The potential benefits of a Roth conversion depend on individual circumstances, future tax laws, and other factors. Individuals should consult their tax advisor before implementing any conversion strategy.