Retirement Income Is a Landscape, Not a Line
The first retirement-income question can sound simple when the paycheck is ending: how much can we spend each year without running out of money?
That question matters. But the account balance is not the only thing the household will live through. Prices can rise. Markets can be uneven. Healthcare costs, survivor income, and tax rules can change the cash-flow picture later. SSA life tables indicate that many 65-year-olds should plan for roughly two decades of life, and many households should consider the possibility of living longer. [1]
The practical question is whether the income plan shows what can be used now, what should remain available, and what needs review over the years.
Why isn’t income risk a single line?
Inflation is one pressure. It changes what the same amount of spending can buy. Social Security may receive cost-of-living adjustments, but other parts of household spending and portfolio income do not always move in the same way. [2][3]
Markets add another pressure. Returns do not arrive evenly, and the order of those returns can matter when withdrawals are being taken. [4]
Healthcare can add a different kind of pressure. Premiums and out-of-pocket costs may rise gradually, then change more quickly when care needs change. [5]
The planning issue is how the plan would respond when multiple pressures are active simultaneously.
The sequence of returns can bend the income path
Early-retirement market losses can matter more because withdrawals may require selling investments after they have declined. That is the core of sequence-of-returns risk. Two retirees can have the same starting balance, similar spending, and the same long-term average return. If one experiences weak returns early, the income path can bend differently. [4]
This calls for a plan that separates near-term cash needs from longer-term investment goals. Some households may use cash or short-term reserves for planned withdrawals, then review and rebalance over time.
The point is to keep one part of the portfolio from having to do every job at once.
Dovetail Principle: Planning Helps You Decide When the Future Is Unclear
When the future is uncertain, the plan is more useful when it names what is known, what is assumed, and what would call for a review. That makes the income plan easier to use when conditions change.
Healthcare costs do not arrive on a schedule
A household that enrolls in Medicare still faces premiums, deductibles, and other out-of-pocket costs in retirement. Fidelity’s 2025 estimate suggests that a 65-year-old retiring in 2025 may need a six-figure sum to cover healthcare costs not fully covered by Medicare. [5]
That estimate is not a bill due on the first day of retirement. It is a reminder that healthcare should stay visible in the income plan. Coverage choices, cash available for out-of-pocket costs, and the source of future withdrawals may all need to be reviewed over time.
How can survivor income and tax rules reshape cash flow?
When one spouse dies first, the household’s income picture can change. Social Security survivor benefits may help, but the benefit structure is different from when both spouses were living. [6]
The tax picture can change, too. Required minimum distributions (RMDs) may increase taxable income later, even when spending is steady. [7]
These rules matter because a surviving spouse may need to make decisions during a difficult time. A retirement income plan should make the basic mechanics visible while both spouses can still review them together.
Structure that helps income stay usable
An income plan can be useful without predicting every year. It should show how the major jobs of the money are being handled.
- Near-term spending. Money expected to be used soon may need a different role from money meant to support later years.
- Spending ranges. A predefined range can make it easier to evaluate changes in withdrawals after strong or weak market years.
- Income sources. Social Security, portfolio withdrawals, and other income may need to be reviewed together, especially when inflation or tax changes alter the picture. [3]
- Annual review. The plan should revisit the same core questions each year so small adjustments can be made before larger pressure builds.
What should be reviewed each year?
An annual retirement income conversation can keep the income plan tied to current life:
- What changed this year, and what still holds?
- Does spending need an inflation adjustment, or does the current range still make sense?
- Are healthcare costs or coverage changing next year?
- Do the survivor income and beneficiary details still match the household’s needs?
- Do RMDs or other tax rules change which account should be reviewed next? [3][6][7]
Retirement income planning is more useful when the spending number is connected to review points. The plan should help you see the landscape: what changed, what remains available, and what can responsibly be reviewed next.
For broader context on Dovetail’s approach to retirement income planning, see Retirement Income Planning.
Related Reading: Retirement Income Is More Than the Next Deposit. It continues the conversation about retirement income by examining how income can maintain a steadier rhythm after the paycheck stops.
About the Author
Ross Marino, CFP®, CeFT®, is the Founder & CEO of Dovetail Financial and creator of Human-First Financial Guidance®. He helps people nearing or living in retirement connect their lives and wealth so that financial decisions become clearer, more personal, and easier to navigate.
Notes
- Social Security Administration, “Actuarial Life Table (2022),” Social Security Administration
- U.S. Bureau of Labor Statistics, “Consumer Price Indexes Overview,” BLS
- Social Security Administration, “2025 Cost‑of‑Living Adjustment (COLA) Fact Sheet,” Social Security Administration
- Morningstar, Amy C. Arnott, “Sequence of Returns: What It Means and How to Deal,” Aug. 3, 2020, morningstar.com
- Fidelity Investments, “Fidelity Releases 2025 Retiree Health Care Cost Estimate,” July 30, 2025, newsroom.fidelity.com
- Social Security Administration, “What you could get from Survivor benefits,” Social Security Administration
- Internal Revenue Service, “Retirement plan and IRA required minimum distributions FAQs,” IRS
Disclosure
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