When Does an Income Annuity Belong in a Retirement Plan?

Ross Marino |

When Does an Income Annuity Belong in a Retirement Plan?

You may like the idea of income that continues for life. You may also hesitate to exchange accessible savings for a promise that can be difficult to change.

That tension does not begin with a product comparison. It begins with a household question: Is there a specific part of essential spending that would benefit from another dependable income source?

What planning problem might an income annuity solve?

An annuity is a contract with an insurance company. In return for a premium, the company promises payments now or later under the contract’s terms.[1] An income annuity may transfer part of the risk of living longer than expected and needing withdrawals through difficult markets.

Withdrawals from invested assets work differently. The household retains the account, can change the withdrawal, and participates in market results. It also remains responsible for deciding how much to take and how to respond when markets, spending, or longevity differ from the plan. Investor.gov describes the broader divide between income promises funded by a plan and account balances whose adequacy is not guaranteed.[2]

Where is the income-floor gap?

Begin with spending the household is strongly committed to maintaining: housing, food, utilities, insurance, healthcare, transportation, and other recurring obligations. Use after-tax amounts and include a reasonable allowance for costs that may rise.

Then place dependable income beside that spending. Social Security and pensions may cover some or all of it. Any remaining gap is the planning problem. It is not automatically the amount to annuitize.

Income-Floor Bridge

Use household amounts. The structure matters more than the illustration.

Essential spending

Existing dependable income

Social Security · pension · other verified sources

Remaining gap

The only portion eligible for an added income-floor role

Possible lifetime-income role

Test the guarantee against this need—not against the entire portfolio.

Resources retained for flexibility

Unexpected costs · adaptable spending · inflation response · family or legacy priorities

What does the guarantee protect?

A life-contingent payment can continue even if the recipient lives far beyond the planning horizon. Payment frequency, start date, continuation after death, and other provisions depend on the contract.[3] That can make the need for income less dependent on annual investment withdrawals.

The protection is narrower than “retirement security.” A fixed payment may lose purchasing power unless the contract includes an adjustment. The guarantee does not fund a large surprise expense, create liquidity, or preserve an account balance. Those jobs still belong to other resources.

What flexibility does the household give up?

Traditional income annuities commonly provide less access to funds and less control once income begins than an invested withdrawal approach. Options that continue payments for a period or to another person can alter both the payment and the legacy result.[4]

Taxes also belong in the comparison. The federal treatment of payments depends partly on whether the premium came from pretax or after-tax money and on the applicable tax rules.[5] Compare after-tax household income, not merely the quoted payment.

Dovetail Principle: Financial Decisions Need to Fit Together

A lifetime-income promise can be useful when it protects a clearly defined portion of spending and leaves enough accessible capital for the parts of life that may change. The goal is not maximum guaranteed income. It is a deliberate balance between dependability and room to adapt.

When should the conversation move to product review?

Move from planning to product review only when the household has identified a durable gap, values the risk transfer, and can retain adequate accessible resources. Then compare contracts under the same assumptions: income start date, single or joint life, death-related provisions, inflation features, liquidity, fees or embedded costs, and the point at which the decision becomes difficult or impossible to reverse.

A guarantee depends on the issuing insurer’s claims-paying ability.[6] State guaranty associations may provide protection after an insurer failure, but coverage is determined by state law and is subject to limits; it should not replace carrier review.[7]

Have a properly licensed insurance professional explain the contract and confirm applicable state requirements. Coordinate the funding source and tax treatment with the financial and tax professionals involved. NAIC’s model framework bases annuity recommendations on the consumer’s insurance needs, financial situation, and objectives.[8]

An income annuity belongs in the plan only when its role is clear before you compare its features. Define the spending need, show what the guarantee would protect, preserve resources for change, and then decide whether the trade is worthwhile.

Related Reading: Retirement Income Is Not One Decision. It shows how dependable income, portfolio withdrawals, spending, and review triggers can work together before a product is chosen.

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.

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Notes

  1. Annuities, Financial Industry Regulatory Authority.
  2. Managing Lifetime Income, Investor.gov, U.S. Securities and Exchange Commission.
  3. Immediate Annuities: Money Now and for the Rest of Your Life, Financial Industry Regulatory Authority.
  4. Helping People Make Better Retirement Decisions, Society of Actuaries.
  5. Publication 939: General Rule for Pensions and Annuities, Internal Revenue Service, December 2025.
  6. Deferred Income Annuities: Plan Now for Payout Later, Financial Industry Regulatory Authority.
  7. How You're Protected, National Organization of Life & Health Insurance Guaranty Associations.
  8. Annuity Suitability & Best Interest Standard, National Association of Insurance Commissioners.

Disclosure

This content is provided by Dovetail Financial Group LLC (“Dovetail Financial”) for informational and educational purposes only. It is not intended as, and should not be construed as, individualized investment, tax, legal, or accounting advice; a recommendation to buy or sell any security; or a recommendation to adopt any investment strategy. Because each person’s situation is unique, readers should consult their own financial, tax, and legal professionals before taking action based on this content. Information contained herein is believed to be reliable, but its accuracy or completeness is not guaranteed. Any opinions expressed are current as of the date of publication and are subject to change without notice. All investing involves risk, including the possible loss of principal. Asset allocation and diversification do not guarantee profits or protect against losses in declining markets. Past performance is not a guarantee of future results. Dovetail Financial Group LLC is a registered investment adviser. Registration does not imply a certain level of skill or training. Additional information about Dovetail Financial Group LLC, including Form ADV Part 2A and Form CRS, is available at adviserinfo.sec.gov. © 2026 Dovetail Financial Group LLC. All rights reserved.