When it comes to retirement planning, most people focus on how much they save—but where those savings are held can be just as important. Tax diversification, or spreading retirement savings across taxable, tax‑deferred, and Roth accounts, can provide meaningful flexibility and help reduce lifetime taxes. Unlike investment diversification, which focuses on managing market risk, tax diversification helps manage tax risk—the uncertainty surrounding future tax rates, spending needs, and policy changes.
By thoughtfully building savings in different account types, retirees give themselves more tools to adapt to changing circumstances (such as the everchanging healthcare system), control taxable income, and make their money last longer.
Understanding the Three Tax “Buckets”
A tax‑diversified retirement strategy typically involves three key types of accounts:
- Tax deferred accounts such as Traditional IRAs and 401(k)s, where contributions may be deductible today but withdrawals are generally taxed as ordinary income.
- Roth accounts, including Roth IRAs and Roth 401(k)s, where contributions are made with after tax dollars and qualified withdrawals in retirement are tax free.
- Taxable brokerage accounts, which receive no upfront tax benefits but offer liquidity and favorable long term capital gains treatment.
Each account type has trade‑offs, and none is inherently better in all situations. The real power comes from owning all three.
Taxable Accounts and Retiring Before Medicare Eligibility
Taxable accounts are often overlooked as “retirement” assets, but they can play a critical role—especially for those who want to retire before age 65. One reason is health insurance.
The enhanced Affordable Care Act (ACA) premium tax credits, which significantly expanded subsidies for many early retirees, expired at the end of 2025. Without these enhancements, health insurance premiums are once again more sensitive to income levels for individuals who retire before qualifying for Medicare.
Having a portion of retirement savings in taxable accounts can help manage this challenge. Because withdrawals from taxable accounts consist of both principal (which is not taxed) and capital gains (which may be taxed at lower rates than ordinary income), retirees can potentially keep their taxable income lower than if they relied solely on tax‑deferred accounts. This income control may help reduce ACA premium costs during the critical years between early retirement and Medicare eligibility.
In some states, seniors (age defined differently by state) can qualify for significantly reduced property taxes if their income falls below a certain threshold. This can save retirees thousands of dollars per year and help extend your retirement resources for other spending.
In this way, taxable savings provide not just flexibility, but control—allowing retirees to fund living expenses while being mindful of income‑based healthcare costs.
Balancing Pre Tax and Roth Savings for Tax Flexibility
Another key benefit of tax diversification is the ability to partially control your tax bracket in retirement. Relying solely on tax‑deferred accounts can lead to unexpectedly high taxable income later in life, especially once required minimum distributions (RMDs) begin. On the other hand, holding only Roth assets may mean paying more in taxes upfront than necessary during higher‑earning years.
By maintaining a balance between pre‑tax and Roth accounts, retirees can strategically decide which accounts to draw from each year. For example, they might combine taxable withdrawals, tax‑deferred distributions, and Roth withdrawals to stay within a desired tax bracket, minimize Medicare premium surcharges, or manage taxation of Social Security benefits.
This flexibility is especially valuable in early retirement. For some individuals, Roth conversions—moving funds from a tax‑deferred account to a Roth account and paying the taxes at a lower rate—can be a powerful planning tool between retirement and the start of Social Security or RMDs. When executed thoughtfully, Roth conversions can reduce future tax burdens and create a larger pool of tax‑free income later in retirement.
Building a More Resilient Retirement Strategy
Tax diversification doesn’t eliminate taxes—but it gives retirees choices. And in retirement, choices matter. Whether it’s navigating healthcare costs, responding to tax law changes, or simply deciding how best to fund a given year’s expenses, having multiple tax “levers” can make retirement planning more resilient and less reactive.
The ideal mix of taxable, tax‑deferred, and Roth savings will vary by individual, income level, and career trajectory. That’s why tax diversification works best when done intentionally and reviewed regularly. By planning ahead and diversifying not just investments, but taxes as well, retirees can build a strategy that’s flexible, efficient, and better equipped for the unknowns ahead.
Connect with your advisor to explore how tax diversification can help you build a better and more flexible retirement plan.
Changes in tax laws or regulations may occur at any time and could substantially impact your situation. While we are familiar with the tax provisions of the issues presented herein, as Financial Advisors we are not qualified to render advice on tax or legal matters. Raymond James and its advisors do not offer tax or legal advice. You should discuss any tax or legal matters with the appropriate professional.