Most retirees have their savings spread across several different types of accounts: a taxable brokerage account, one or more traditional IRAs or 401(k)s, and perhaps a Roth IRA. When it comes time to generate income, the instinct is often to reach for whichever account seems most convenient—or to follow a general rule like “spend taxable first, then pre-tax, then Roth.”
That conventional wisdom is not wrong. But it is incomplete—and following it mechanically, without considering your specific tax situation, can cost you significantly over a 20- or 30-year retirement. The order in which you draw down your accounts is one of the most consequential and most overlooked decisions in retirement planning.
Why Withdrawal Order Matters So Much
Each type of retirement account is taxed differently. Taxable accounts are subject to capital gains taxes on growth. Traditional IRA and 401(k) withdrawals are taxed as ordinary income in the year you take the money out. Roth accounts, by contrast, can provide tax-free income in retirement—but only if you preserve them long enough to benefit from that advantage.
Because these accounts are taxed so differently, the order and timing of withdrawals can dramatically affect your annual tax bill, your Medicare premium surcharges, the taxability of your Social Security benefits, and ultimately how long your money lasts.
Two retirees with identical portfolio balances and identical spending needs can pay vastly different amounts in lifetime taxes, based solely on the sequence in which they draw from their accounts.
The Conventional Sequence—And Why It Falls Short
The traditional advice goes roughly like this: spend from your taxable accounts first, then your pre-tax accounts, and preserve your Roth until last. The logic is that you let tax-deferred money continue growing as long as possible before drawing it down, while protecting the tax-free Roth for the later years of retirement.
There is real wisdom here. Roth accounts do not have Required Minimum Distributions, and tax-free growth is genuinely valuable. But this sequence ignores something critical: the tax bracket dynamics of the years between retirement and when RMDs and Social Security begin.
For many retirees, those early years represent the lowest-income period of their retirement. If you are not yet taking Social Security and RMDs have not started, your taxable income may be remarkably low—even if your lifestyle is comfortable. That is an opportunity, and the conventional sequence often leaves it unused.
The Real Goal: Managing Your Tax Bracket Over Time
A more sophisticated approach does not ask “which account should I always draw from first?” It asks: “How do I manage my total taxable income each year to stay in the most favorable tax position—and reduce my lifetime tax bill?”
This often means blending withdrawals across account types in a given year rather than exhausting one before moving to the next. The goal is to fill your lower tax brackets intentionally—taking enough from pre-tax accounts to use up lower brackets, without tipping into higher ones unnecessarily.
The Bracket-Filling Approach
In practical terms, this might look like: if you are in the 12% or 22% bracket in early retirement, consider drawing some additional income from your traditional IRA—even beyond what you need for spending—to pay tax at those lower rates now rather than at 24%, 32%, or higher later, when RMDs force larger withdrawals. Any excess beyond immediate spending can be redirected into a Roth account through a Roth conversion, which is a critical piece of this strategy.
This approach effectively “pre-pays” taxes at favorable rates, reducing the future RMD burden and creating more tax-free money in Roth accounts for later years.
Factors That Should Influence Your Sequence
There is no one-size-fits-all withdrawal order. The right sequence depends on several factors specific to your situation:
- Current and future tax brackets: How does your expected income in retirement compare to your income today, and in future years once Social Security and RMDs begin?
- Size of pre-tax balances: The larger your traditional IRA or 401(k), the more important it becomes to begin drawing it down strategically before RMDs force the issue.
- Social Security timing: Delaying Social Security increases benefits but also increases future income. The years before benefits begin are often ideal for drawing from pre-tax accounts at lower rates.
- IRMAA thresholds: Medicare premium surcharges are based on income from two years prior. A large withdrawal in one year can trigger IRMAA costs years later—worth factoring into annual income planning.
- Legacy goals: Roth accounts have no RMDs and pass to heirs income-tax-free. If leaving wealth to the next generation is a priority, preserving Roth accounts may be worth the trade-off of paying more tax now.
Why Taxable Accounts Deserve More Attention
Taxable accounts are often treated as an afterthought in withdrawal planning—a convenient source of cash with few strings attached. In reality, they offer meaningful flexibility that can be used strategically.
Long-term capital gains are taxed at preferential rates—0%, 15%, or 20% depending on your income—which are almost always lower than the ordinary income rates applied to pre-tax withdrawals. In years when your taxable income is low enough, you may be able to realize gains from your taxable account at the 0% rate—meaning no federal tax owed on that growth at all.
Taxable accounts also allow for tax-loss harvesting—selling investments that have declined in value to offset gains elsewhere—which can further reduce the annual tax impact of your portfolio.
Putting It Together: A Coordinated Approach
Optimal withdrawal sequencing is not a one-time decision made at retirement. It is an annual conversation that considers your current income from all sources, your projected bracket for the year, any upcoming changes (like Social Security starting or a large one-time expense), and your multi-year tax strategy.
Done well, it integrates with Social Security timing, Roth conversion planning, and your broader retirement income strategy. Each decision reinforces the others, and the cumulative effect over a long retirement can be substantial.
FAQ: Should I Always Spend Taxable Accounts First in Retirement?
Not necessarily. While spending taxable accounts first is conventional wisdom, the optimal strategy depends on your specific tax brackets, the size of your pre-tax balances, Social Security timing, and IRMAA considerations. For many retirees with large traditional IRA or 401(k) balances, a blended approach—drawing from pre-tax accounts earlier at lower rates—can significantly reduce lifetime taxes compared to waiting until RMDs force larger withdrawals.
If you want help building a withdrawal sequence tailored to your accounts, tax bracket, and retirement timeline, this is one area where personalized planning makes an outsized difference.
Schedule a complimentary consultation with our office. We will map your account balances, model your projected tax brackets across retirement, and build a withdrawal sequence designed to reduce what you owe over your lifetime—not just in year one.
