One home. One portfolio. One tax return. Two Social Security benefits, maybe two pensions.
But at some point, there's a reasonable chance that retirement becomes a one-person financial plan.
That transition can produce a surprise a lot of families never see coming: household income may decline after the death of a spouse, but the survivor's tax burden may not decline nearly as much. Sometimes it can actually increase as a percentage of income.
I call this the widow's penalty, though it can affect either surviving spouse. For couples with real assets built up, understanding it ahead of time can open up some genuinely valuable planning opportunities.
Two People Today. One Taxpayer Tomorrow.
While both spouses are alive, most married couples file a joint federal tax return. After one spouse passes, the survivor generally moves to filing as a single taxpayer.
That distinction matters, because single-filer tax brackets are narrower than married-filing-jointly brackets. The household may still own essentially the same IRA, the same brokerage accounts, the same home. The surviving spouse may still need most of the same income. But now that income lands on a different tax return.
Here's a scenario I walk through with clients often. A retired couple is living on Social Security, portfolio income, and withdrawals from retirement accounts. If one spouse passes, one Social Security benefit generally goes away, and some pension income may drop too.
But a lot of household expenses don't fall by half. The property tax bill doesn't get cut in half. Neither does the roof, the homeowner's insurance, the heating bill, or the cost of keeping up the car. The survivor may end up needing a fairly similar level of income while sitting in a less forgiving tax bracket.
The IRA Doesn't Get Smaller Just Because There's One Taxpayer Now
This can matter a lot for households with sizable traditional IRA or 401(k) balances.
Picture a couple entering retirement with $2 million or $3 million in tax-deferred accounts. While both are alive, distributions are generally reported on a joint return. Eventually RMDs begin.
If one spouse later passes and the survivor inherits those accounts, that money can become concentrated on one person's tax return. The survivor could end up with substantial taxable distributions even though the household is now down to one person.
That's exactly why I don't want clients focused only on this year's tax bill. The better question is: what might our taxes look like over the rest of our lives, and for whichever of us is left?
Social Security Changes Too
Social Security adds another layer. When one spouse dies, the survivor doesn't keep both benefits. The household generally moves from two benefits to one, with the survivor typically receiving the higher of the two.
So income falls. Just not necessarily in proportion to expenses. And because other income sources, IRA distributions, interest, dividends, capital gains, pensions, may keep flowing, the survivor can still end up with meaningful taxable income.
That creates a situation worth sitting with: less household income doesn't automatically mean a proportionately smaller tax problem.
Medicare Can Widen the Gap Even Further
Taxes aren't the only piece here. Medicare premiums can rise for higher-income retirees through IRMAA, the Income-Related Monthly Adjustment Amount, which uses income thresholds tied to filing status.
A surviving spouse can find themselves paying higher Medicare premiums at an income level that wasn't a problem at all when the couple filed jointly. This is one more reason I treat retirement tax planning and Medicare planning as the same conversation, not two separate ones.
Where Roth Conversions Become Interesting
A Roth conversion means voluntarily moving money from a traditional retirement account into a Roth IRA and paying tax on the converted amount today. I know that sounds backwards, why create a tax bill on purpose?
Because paying a known rate today can sometimes reduce exposure to a higher rate later. Think about the years after retirement but before RMDs start. A married couple may sit in a relatively favorable bracket for a stretch, and that window can be genuinely valuable.
Rather than always trying to minimize this year's taxes, it can make sense to intentionally recognize some income through partial Roth conversions during that window. The goal isn't simply building a bigger Roth balance. It's shrinking future traditional IRA balances, and with them, future required distributions, potentially benefiting both spouses now and the survivor later.
But "Convert Everything" Isn't a Strategy
I want to be clear here. Roth conversions get talked about as if they're automatically the right move. They're not.
A conversion raises your taxable income in the year it happens, and that can ripple into Medicare premiums, how much of your Social Security gets taxed, capital gains treatment, other deductions and credits, state taxes, and how much cash you need on hand to cover the bill. A conversion that's too large can create problems you didn't need to create.
The better question was never "should we convert?" It's "how much income makes sense to recognize this year, given our current bracket, our expected future income, and the plan as a whole?" Sometimes the answer is zero. Sometimes it's $25,000. Sometimes it's more. It depends entirely on the household.
The Survivor Isn't the Only Taxpayer to Think About
For families with meaningful wealth, there's another taxpayer worth considering, the next generation.
Under current rules, many non-spouse beneficiaries who inherit traditional retirement accounts have to distribute the whole thing within a limited window. Those withdrawals can land right during the beneficiaries' own peak earning years.
Picture adult children in their 40s or 50s inheriting a sizable IRA while already earning strong salaries. The parents deferred taxes throughout retirement, only for the kids to end up recognizing that income during some of their own highest-tax years.
That doesn't mean parents should rush to pay taxes just to spare their kids, their own retirement security comes first. But once a plan is well funded, who ultimately pays the tax, and when, becomes a legitimate part of the estate conversation.
Tax Diversification Creates Options
This is part of why I like clients thinking about retirement assets in three broad categories: taxable accounts like brokerage and savings, tax-deferred accounts like traditional IRAs and 401(k)s, and tax-free accounts like Roth IRAs, assuming the requirements are met.
Having money spread across these categories creates flexibility. If every dollar sits in a traditional IRA, nearly every withdrawal creates taxable income. Spread across different tax structures, retirees generally have more choices about where income comes from in any given year.
And in retirement, options have real value, for managing taxes, Medicare premiums, market swings, large purchases, and the unexpected.
Five Questions Couples Should Ask
If you're approaching retirement with meaningful assets, this is worth sitting down and asking together:
What would our surviving spouse's income actually look like if one of us passed first?
How much of our wealth sits in tax-deferred retirement accounts?
What might our required distributions look like down the road?
Are there lower-income years between retirement and RMDs where intentional planning may make sense?
Are we thinking about taxes over our lifetime, or just trying to minimize this year's return?
Those last two are very different mindsets.
The Bottom Line
For most of our working lives, we're taught that good tax planning means paying as little as legally possible, every single year. In retirement, that definition is incomplete.
Sometimes minimizing this year's taxes just pushes a larger bill into the future, one that may show up after one spouse is gone, when brackets are less forgiving, when required distributions are larger, or once the remaining accounts pass to your heirs.
The goal was never to eliminate taxes altogether. It's managing when they're paid, which accounts generate them, and who ultimately pays them.
A good retirement plan works for both spouses while you're together. A thoughtful one is also ready to work when only one of you is left.
If you'd like to talk through how your own plan would hold up for a surviving spouse, that's a conversation worth having sooner rather than later.
Jeffrey A West Managing Partner, Financial Advisor Freedom Financial Wealth Management www.ffwm.net 717-920-0770 4 Lemoyne Dr, Suite 103 Lemoyne, PA 17043
Securities and advisory services offered through LPL Financial, a Registered Investment Advisor, Member FINRA/SIPC. Freedom Financial Wealth Management is a separate entity from LPL Financial.