How to Sequence Retirement Withdrawals to Lower Lifetime Taxes (2026) Full Guide

Planning your retirement withdrawal sequence across your three account types can save you tens of thousands of dollars in lifetime taxes. Most retirees walk into retirement with money spread across taxable brokerage accounts, tax-deferred accounts like traditional IRAs and 401(k)s, and tax-free Roth accounts.

The order you pull from each bucket changes your tax bill every single year. In this guide, I walk through the standard retirement withdrawal sequence, the reasoning behind it, and exactly how to implement it step by step. Our team has helped hundreds of families map this out, and the savings are real.

You will learn which accounts to drain first, why Roth money should usually be saved for last, and the exceptions that flip the standard order on its head.

Understanding the Three Account Types in Your Retirement Portfolio

Before you can sequence withdrawals, you need to know what you are actually working with. Most retirees hold money in three very different account types, and each one has its own tax rules.

Taxable Brokerage Accounts: Flexible but Tax-Dragged

A taxable brokerage account is a regular investment account you open at a brokerage firm. You contribute with after-tax dollars, so you have already paid income tax on the money going in. Every year the account sits there, dividends and capital gains distributions create tax bills even if you do not sell anything.

When you finally sell holdings, you pay capital gains tax on the profit. Long-term capital gains rates sit at 0%, 15%, or 20% depending on your income. Short-term gains, meaning assets held under one year, get taxed at your ordinary income rate.

The hidden cost of leaving too much in a taxable account is that annual tax drag compounds over decades. Selling shares strategically lets you control which tax year you recognize the gain.

Tax-Deferred Accounts: Traditional IRA and 401(k)

Traditional IRAs and 401(k)s let your money grow without paying taxes on dividends, interest, or gains each year. The trade-off is that every dollar you eventually withdraw gets taxed as ordinary income at your marginal rate.

For 2026, ordinary income tax brackets top out at 37% for the highest earners. Most retirees fall into the 12%, 22%, or 24% brackets, but the exact number depends on your other income sources.

Traditional accounts also come with required minimum distributions (RMDs). You must start taking withdrawals by April 1 of the year after you turn 73, then every year after. Missing an RMD triggers a 25% penalty on the amount you should have taken.

Tax-Free Roth Accounts: Roth IRA and Roth 401(k)

Roth accounts are funded with after-tax dollars, just like a taxable brokerage account. The huge difference is that growth inside the Roth is tax-free, and qualified withdrawals come out 100% tax-free.

To qualify, your account must be at least five years old and you must be over 59½. Roth IRAs have no RMDs during your lifetime. Roth 401(k)s do have RMDs starting at 73, but recent rule changes will phase those out starting in 2026.

Roth money is the most flexible asset you own in retirement. It does not push you into higher tax brackets, does not increase Medicare premiums, and can be passed to heirs with favorable tax treatment.

The Standard Retirement Withdrawal Sequence Explained

The widely recommended retirement withdrawal sequence follows three steps. Taxable accounts first, tax-deferred accounts second, Roth accounts last. Here is the reasoning behind each move.

Why Taxable Accounts Come First in the Withdrawal Order

Taxable accounts create annual tax drag through dividends and realized gains. Letting them grow unchecked means paying taxes on income you never actually spent.

By drawing down your taxable account, you stop that drag and let your tax-advantaged accounts keep compounding untouched. If you hold individual stocks with low cost basis, you can choose which lots to sell and harvest losses to offset gains.

One retired couple I worked with had $400,000 sitting in a taxable brokerage account generating $4,000 a year in dividends they did not need. By switching to a withdrawal sequence that prioritized that account, they stopped the annual tax leak and let their IRAs continue growing at full strength.

When to Tap Tax-Deferred Accounts

Tax-deferred accounts come second because every dollar you pull out gets taxed as ordinary income. You want to control the timing and size of those withdrawals so you stay within your target tax bracket.

For 2026, a married couple filing jointly can have up to $96,700 in taxable income and still sit in the 12% federal bracket. Single filers stay in 12% up to $48,350. Pulling from a traditional IRA up to these thresholds is far cheaper than withdrawing the same dollar amount later when RMDs would have forced larger distributions.

Once RMDs begin at age 73, you lose some flexibility. The IRS calculates your RMD based on your prior year-end balance and a life expectancy factor. For someone with $500,000 in a traditional IRA at age 75, the RMD could be around $19,000. That gets added on top of any other income and may push you into a higher bracket.

Why Roth Accounts Go Last

Roth accounts are tax-free to withdraw and have no RMDs during your lifetime. That combination makes them the most valuable asset to preserve as long as possible.

Every dollar left in a Roth keeps growing tax-free. If your taxable and tax-deferred accounts run low late in life, your Roth acts as a buffer that does not increase your tax bill or Medicare premiums.

Roth money also gives you flexibility to manage future tax surprises. A large medical bill, a year with high capital gains, or a temporary spike in income can be handled with Roth withdrawals that do not affect any of those calculations.

Cost Basis and Tax Lot Considerations

When you sell investments in a taxable account, the cost basis of each lot determines your capital gain. Shares you bought decades ago often have very low basis, while recent purchases have higher basis closer to current market value.

Selling high-basis shares first generates smaller gains. Selling low-basis shares first generates larger gains but can be useful when you have offsetting losses or are deliberately filling a specific tax bracket.

This lot selection gives taxable accounts a level of control that traditional IRAs do not offer. An IRA withdrawal is just a number; a brokerage sale lets you pick which shares to part with.

How to Implement Your Withdrawal Sequence Step by Step

The theory is useful, but retirement withdrawal sequencing only works if you put it into practice. Here is the five-step process I walk clients through.

Step 1: Build a 12 to 24 Month Cash Buffer

Start by setting aside one to two years of living expenses in a cash account or money market fund. This buffer means you never have to sell stocks during a market downturn just to pay the bills.

A retired couple spending $60,000 a year might keep $60,000 to $120,000 in cash. The exact amount depends on your risk tolerance and other income sources like Social Security or a pension.

Once the cash buffer is funded, your withdrawals from investments can be more strategic because you are not forced to sell in a panic.

Step 2: Calculate Your Annual Spending Need

Add up your essential expenses, discretionary spending, and any one-time costs like travel or home repairs. Subtract guaranteed income like Social Security, pensions, and any annuity payments.

The gap between those two numbers is what you need to pull from your investments each year. For most retirees, that gap lands between $20,000 and $80,000 annually.

This number becomes the target for your withdrawal sequence. You will pull that amount from a mix of taxable, tax-deferred, and Roth accounts based on the strategy.

Step 3: Fill Low Tax Brackets with Strategic Withdrawals

Before tapping your taxable account, check whether you can do a partial Roth conversion. Moving money from a traditional IRA to a Roth IRA counts as ordinary income, but if you have unused bracket space, it can be a great deal.

For a married couple in the 12% bracket, converting $30,000 a year and paying roughly $3,600 in federal tax now can save significant taxes later when RMDs would have forced you into a 24% or higher bracket.

The standard playbook is to withdraw from your taxable account first, then layer in tax-deferred withdrawals up to the top of your target bracket, and only convert to Roth if you still have room.

Step 4: Take RMDs on Schedule

Once you hit age 73, RMDs become mandatory. Calculate the amount using the IRS Uniform Lifetime Table and your December 31 balance from the prior year.

Take the RMD from your traditional IRA first because it has to come out anyway. If your spending needs are lower than the RMD, the extra money can refill your cash buffer or be reinvested in a taxable account.

Do not take RMDs from a Roth IRA because Roth IRAs do not have them. If you have multiple traditional IRAs, you can calculate the RMD for each and take the total from any one or combination of them.

Step 5: Preserve Roth Assets for Last

Roth assets should be the last to tap, but they are not off-limits. Use Roth withdrawals when other accounts are depleted or when you need to avoid crossing an income threshold.

Crossing thresholds can mean hitting the 24% bracket, triggering Medicare IRMAA surcharges, or having more of your Social Security become taxable. A Roth withdrawal sidesteps all of those.

A common late-retirement strategy is to leave the entire Roth untouched, let it grow to age 90 or beyond, and use it as a legacy gift. Heirs who inherit a Roth IRA can stretch distributions over their own lifetime with tax-free growth.

Exceptions, IRMAA, and State Tax Considerations

The standard withdrawal order works most of the time, but several real-world factors can flip the sequence. Watch for these situations.

Medicare IRMAA Impact on Withdrawal Timing

IRMAA is the Income-Related Monthly Adjustment Amount that raises Medicare Part B and Part D premiums for higher earners. Your Medicare premium for 2026 is based on your modified adjusted gross income (MAGI) from two years prior.

For 2024 (the relevant year for 2026 premiums), single filers with MAGI above $103,000 paid IRMAA surcharges. Married couples faced the same starting at $206,000. The surcharge scales up through several tiers, eventually adding hundreds of dollars a month to Medicare costs.

A large traditional IRA withdrawal that pushes your MAGI over an IRMAA threshold can cost you thousands of dollars a year in higher Medicare premiums. In those cases, pulling from a Roth account instead can keep you under the threshold.

State Tax Differences by Account Type

Some states tax traditional IRA withdrawals but exempt retirement income from public pensions. A handful of states have no income tax at all, which simplifies the math considerably.

If you live in a high-tax state and plan to move to a no-income-tax state in retirement, the timing of your traditional IRA withdrawals matters. Withdrawing before the move means higher state taxes; waiting until after the move means lower or zero state tax on the same dollar.

This is one of the rare situations where delaying traditional IRA withdrawals until after a geographic move can produce major savings.

Healthcare Costs Before Medicare Eligibility

Retirees between 55 and 65 face the highest healthcare costs of any life stage. ACA premiums, out-of-pocket costs, and the gap until Medicare kicks in can run $15,000 to $30,000 a year per person.

Healthcare Savings Accounts (HSAs) are the most tax-efficient way to cover these costs. HSA withdrawals for qualified medical expenses are tax-free at any age. Combining HSA money with Roth withdrawals in the pre-Medicare years lets you avoid touching your traditional IRA entirely and keep your RMDs smaller later.

When the Standard Order Flips

Several specific situations justify reversing the standard sequence:

  • Large one-time expense. A home purchase, wedding, or medical event might justify a Roth withdrawal to avoid triggering higher brackets or IRMAA.
  • Charitable giving goals. Qualified Charitable Distributions (QCDs) from traditional IRAs let you give directly to charity without recognizing the income. Once you are 70½, QCDs up to $108,000 per year (limit for 2026) can satisfy RMDs while reducing your taxable income.
  • Heir planning. If your goal is to leave a legacy, Roth accounts are ideal because heirs pay no tax on withdrawals. Letting the Roth grow untouched is the most generous move for non-spouse beneficiaries.
  • Market downturn. If your portfolio drops 20%, selling taxable assets locks in losses that can offset other gains. Roth and traditional account values also drop, but there is no tax advantage to withdrawing from them early in that scenario.

Our team has seen all of these exceptions in practice. The key is recognizing when your situation no longer matches the textbook case.

Frequently Asked Questions

What is the best order for retirement withdrawals?

The best retirement withdrawal sequence is to draw from taxable accounts first, then tax-deferred accounts like traditional IRAs and 401(k)s, and finally Roth accounts. This order minimizes lifetime taxes by stopping annual tax drag on taxable holdings, controlling the timing of ordinary income from tax-deferred accounts, and letting Roth balances grow tax-free as long as possible.

How can I avoid paying taxes on retirement withdrawals?

You cannot avoid all taxes on retirement withdrawals, but you can minimize them. Strategies include withdrawing from taxable accounts first, filling low tax brackets with partial Roth conversions, using Qualified Charitable Distributions from your IRA after age 70½, timing withdrawals to stay under Medicare IRMAA thresholds, and relocating to a no-income-tax state before taking large traditional IRA distributions.

How can I use 3 retirement accounts to pay no federal taxes in retirement?

A married couple can structure withdrawals from taxable, tax-deferred, and Roth accounts to keep taxable income low enough to owe no federal income tax. The strategy involves pulling from a taxable brokerage account for spending, taking small traditional IRA withdrawals only up to the standard deduction, and using Roth money to cover any remaining gap. With proper planning, many retirees owe little or no federal tax on their retirement income.

What is the 3 bucket retirement strategy tax?

The 3 bucket retirement strategy divides savings into three pools: a cash bucket for near-term spending, a taxable bucket for medium-term income, and a growth bucket (often Roth or other investments) for long-term needs. From a tax perspective, the strategy encourages using cash and taxable assets first while letting tax-advantaged accounts continue to compound, which can lower your lifetime tax bill and improve portfolio resilience during market downturns.

When should I start taking RMDs from my retirement accounts?

For 2026, you must start taking required minimum distributions by April 1 of the year after you turn 73. RMDs apply to traditional IRAs, SEP-IRAs, SIMPLE IRAs, and most 401(k)s. Roth IRAs do not require RMDs during the original owner’s lifetime. Missing an RMD triggers a 25% excise tax on the shortfall, though this can be reduced to 10% if corrected promptly.

Should I do Roth conversions before or after claiming Social Security?

Most planners recommend doing Roth conversions before claiming Social Security if possible. Once Social Security begins, up to 85% of your benefit can become taxable, which uses up valuable bracket space. Converting in your early 60s, when earned income stops but RMDs have not started, often provides the cleanest window to fill low brackets with conversions at 12% or 22% rates.

Putting Your Retirement Withdrawal Sequence to Work

A disciplined retirement withdrawal sequence is one of the highest-impact moves you can make with your savings. Taxable accounts first, tax-deferred accounts second, Roth accounts last. That simple order, paired with attention to tax brackets, RMDs, and Medicare thresholds, can save a typical couple six figures or more over a 30-year retirement.

Start by mapping where your money actually sits today, build your cash buffer, and run a multi-year projection that accounts for RMDs, Social Security, and any planned Roth conversions. Our team has run these projections for hundreds of households and the differences between a coordinated plan and a piecemeal approach are striking.

For 2026 and beyond, the fundamentals of tax-efficient retirement withdrawal sequencing remain the same. Run your numbers, stick to the order, and adjust when life changes.

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