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The Tax-Efficient Retirement Withdrawal Strategy for Spending $20,000 a Month

Written by Dan Pascone

TL;DR

A tax-efficient retirement withdrawal strategy uses your low-income years, the ones between leaving your job and Social Security/RMDs starting, to control your tax bracket on purpose instead of by accident.

Two executives with the same $4.6 million and the same $20,000-a-month goal can end up paying two to three times different lifetime taxes, based purely on account sequencing.

Meet Mark and Diane

Mark is 54, a VP at a publicly traded software company. Diane is 52, a marketing director. Together they have $1.9M in a taxable brokerage account concentrated in Mark's company stock, $2.2M in pre-tax 401(k) and IRA money, $350K in a Roth IRA, $90K in an HSA, and $150K in cash. Call it $4.6 million total. They want $20,000 a month, or $240,000 a year after tax. The real question is not whether they have enough. It is how to turn $4.6 million into $240,000 a year for 30-plus years while handing as little of it as possible to the IRS.

The Tax Control Phase

We call the years between leaving a paycheck and Social Security/RMDs starting the tax control phase. For Mark and Diane that is roughly age 55 to 70. During those years their taxable income can drop close to zero, and for the first time in their working life they get to choose their own tax bracket. Most executives waste this window. The move that protects their money is filling the 10% and 12% brackets on purpose with Roth conversions, while they are cheap.

Roth Conversions Before RMDs Force the Issue

Mark and Diane's $2.2 million in pre-tax accounts has never been taxed, and RMDs begin at 75. By then that balance could be $4 million or more, taxed at their highest marginal rate. During the tax control phase, they run a deliberate Roth conversion each year, enough to fill the 10-12% brackets without spilling into higher ones, paying the conversion tax from outside cash. Done consistently over 15 years, this can change a couple's lifetime tax bill by multiple seven figures.

The Brokerage Account Advantage

Mark's $1.9 million brokerage account is concentrated in his own company's RSUs. Every sale creates capital gains, and a 3.8% Net Investment Income Tax often layers on top for high earners. Direct indexing (owning the individual stocks in an index instead of one fund) lets them harvest losses even in up years, offsetting the gains from vesting RSUs. It also works around blackout periods and unwinds the concentrated position gradually on a set capital gains budget, using a written 10b5-1 plan so sales run on a schedule.

Funding $20,000 a Month

Early spending comes from the brokerage account and cash, not the pre-tax accounts, which keeps taxable income low enough to keep filling those Roth conversion brackets. The plan manages capital gains to stay in the 0-15% bracket, watches the NIIT and IRMAA thresholds, and layers in Social Security and pre-tax withdrawals once the conversion window is mostly finished. Appreciated shares earmarked for charity get donated directly, skipping capital gains entirely.

Life Driven Investing Ties It Together

None of this works without a portfolio built around your actual timeline. We call it Life Driven Investing (LDI): every dollar gets a job and a date, organized into the Four Liquidity Bands (0-2, 3-5, 6-10, and 10-plus years). When near-term spending is already funded, Roth conversions and loss harvesting happen on the household's schedule, not the market's.

Who This Is For

This system is built for corporate executives in their 50s who are within a few years of stepping back from full-time work, carry a mix of pre-tax accounts, taxable brokerage assets, and equity compensation, and want to engineer a hybrid retirement rather than simply stop working on a fixed date.

Frequently asked questions

How long should a Roth conversion window last?

Usually from when full-time income stops to when Social Security and RMDs begin, often a decade or more. The right length depends on the size of the pre-tax balance and the room left in the low brackets each year. Once that window closes, see our guide on risk-based retirement withdrawal strategies for how to sequence income from there.

Does converting to Roth affect my Medicare premiums?

It can. IRMAA surcharges are based on income from two years earlier, so a large conversion in one year can raise Medicare costs down the road. See our article on early retirement mistakes for more on this collision.

Is it better to donate cash or appreciated stock to charity?

For anyone with a concentrated or highly appreciated position, appreciated shares are usually more tax-efficient. Donating the shares directly avoids the capital gains tax while still typically producing a deduction for the full fair market value. Our article on donor-advised funds walks through how to structure this.

Is this only for people retiring in their 50s?

The mechanics apply anytime there is a gap between earned income stopping and Social Security/RMDs beginning, but the payoff is largest for executives retiring in their 50s or early 60s, since that gap is longest. See our breakdown of what that timeline requires for a real example.

If you are a few years from stepping back and want to see this system built around your own accounts, tax situation, and timeline,
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Disclosure: The information provided is for educational and informational purposes only and does not constitute investment advice. It should not be considered a solicitation to buy or an offer to sell a security. No investment strategy can guarantee returns or eliminate risk. All investments include a risk of loss. Tailored Wealth and its advisors do not provide legal, accounting, or tax advice. Consult your attorney or tax professional.