Quick answer: When both spouses are feds, the question isn't "when do we retire?" — it's "whose extra years are worth more?" For the couple below, five more years would raise Alex's pension by $960 a month, a raise that takes until about age 80 to repay. Three more years would raise Sam's by $852 a month and add a FERS Supplement, a raise that pays off by about 66. So Alex goes first and Sam stays. The general rule: the spouse who would retire into a reduced pension, or without the Supplement, is usually the one whose extra years pay most.
Every figure below comes from FedHorizon's FERS calculation engine — the same formulas behind our reports. Your numbers will differ; the shape of the decision usually won't.
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Who This Article Is For
- Married couples where both spouses are FERS employees
- Dual-fed couples who assumed they'd "just retire together"
- Couples where one spouse has 30 years at the MRA and the other doesn't
- Anyone deciding whose FEHB enrollment and survivor election to keep
Meet Alex and Sam
Alex was born in 1970 and started federal service at 27. Alex is 56 today with 29 years, a High-3 of $135,000, $650,000 in the TSP, and 800 hours of sick leave.
Sam was born in 1972 and started at 32. Sam is 54 today with 22 years, a High-3 of $110,000, $380,000 in the TSP, and 500 hours of sick leave.
Both contribute 10% to the TSP. Both have an MRA of 57. Their plan, until recently, was to retire together "when Sam can."
Illustrative example. Modeled with FedHorizon's engine: High-3s held flat (no raises assumed), TSP growth 6%/year with contributions continuing until each spouse separates. Pension figures are gross, before the survivor election, taxes, and cost-of-living adjustments. Not financial advice.
Where Each Spouse Stands
The two careers reach their milestones at very different times.
Alex hits MRA+30 at 57 (in 2027). That's an immediate, unreduced pension plus the FERS Supplement until 62. Every year after that adds about one percent of High-3 — until 62, when the multiplier jumps to 1.1% for all of Alex's service.
| Alex retires at | Service | Monthly pension | Supplement (to 62) | TSP at retirement |
|---|---|---|---|---|
| 57 | 30 yrs | $3,413 | $1,589 | $709,250 |
| 59 | 32 yrs | $3,638 | $1,762 | $838,628 |
| 62 | 35 yrs | $4,373 (1.1%) | — | $1,063,288 |
Sam reaches the MRA at 57 with only 25 years. That's MRA+10: a pension reduced 5% for every year under 62, and no Supplement. Sam's first unreduced date is 60, under the 60/20 rule — and 60/20 comes with the Supplement.
| Sam retires at | Service | Monthly pension | Supplement (to 62) | TSP at retirement |
|---|---|---|---|---|
| 57, starts now | 25 yrs | $1,730 (−25%) | — | $505,115 |
| 57, postponed to 60 | 25 yrs | $2,307 from 60 | — | $505,115 |
| 60 | 28 yrs | $2,582 | $1,348 | $654,130 |
Look at what each spouse's extra years buy:
- Alex, 57 → 62: +$960 a month for life. Cost: five years of a $3,413 pension and the $1,589 Supplement left uncollected. On the pension alone, the later pension doesn't catch up until about age 79 years 10 months — and that's before counting the Supplement Alex gave up.
- Sam, 57 → 60: +$852 a month for life compared with starting at 57, plus $1,348 a month of Supplement from 60 to 62. On the pension alone, the later pension catches up by about age 66.
Sam's years are worth far more, because they erase a 25% penalty and add the Supplement. Alex's years only add service on top of a pension that's already unreduced.
Three Ways to Do It
Plan A — Together, early (2029). Alex retires at 59, Sam at 57. Sam either takes $1,730 now, or postpones to 60 and gets $2,307 then.
Plan B — Staggered. Alex retires at 57 (2027). Sam works to 60 (2032).
Plan C — Together, later (2032). Alex works to 62, Sam to 60.
Household pension income by period (gross monthly; Social Security and TSP withdrawals excluded):
| Period | Plan A (Sam postpones) | Plan B (staggered) | Plan C (together at Sam's 60) |
|---|---|---|---|
| 2027–28 | Two salaries | Alex $5,002 + Sam's salary | Two salaries |
| 2029–31 | $5,400 (Alex only) | Alex $5,002 + Sam's salary | Two salaries |
| 2032–33 | $5,945 | $7,343 | $8,303 |
| 2034 on | $5,945 | $5,995 | $6,955 |
Plan A buys the most time together — Sam is out three years earlier — but it's the leanest. For three years the household lives on Alex's pension and Supplement alone. After that, Sam's pension is $275 a month smaller for life than in Plan B, and Sam never gets a Supplement.
Plan B gets Alex out five years earlier than Plan C, with $5,002 a month of pension and Supplement arriving while Sam still draws a salary. Sam then retires on the unreduced, Supplement-eligible date.
Plan C produces the biggest permanent number — $6,955 a month from 2034 versus $5,995 — but the extra $960 comes entirely from Alex's five additional years, the ones with the weakest payoff.
There's no wrong answer here, only a price for each. If the couple's priority is retiring at the same time, Plan A shows what that costs. If it's lifetime household income per year worked, Plan B is hard to beat.
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What Changes When Both Spouses Are Feds
The Supplement only looks at your own paycheck
The FERS Supplement's earnings test reduces it when the retiree earns more than the annual limit. In Plan B, Alex's Supplement is untouched by Sam's salary — the test looks at Alex's own wages and self-employment income, not the household's. A retired spouse with a working spouse keeps the full Supplement. (How the earnings test works.)
FEHB: two sets of rights, one premium
Each spouse can carry FEHB into retirement only by retiring on an immediate annuity after five years of continuous coverage — and coverage as a family member on the other spouse's enrollment counts toward those five years. (The five-year rule.)
Two practical points for a staggered retirement:
- Premiums are pre-tax only for the working spouse. Employee FEHB premiums escape income tax and FICA through premium conversion; annuitant premiums are deducted after tax. While Sam is still working, a self-and-family enrollment through Sam's paycheck is usually the cheaper way to cover both.
- Protect the retiring spouse's own rights. How Alex's own enrollment is handled at retirement decides whether Alex can enroll in their own name later. Confirm the mechanics with your benefits office before Alex signs the retirement application — not after.
The survivor election protects income, not just insurance
For a single-pension household, the survivor election is often driven by FEHB: a spouse covered only as a family member loses FEHB when the retiree dies without one. Dual-fed spouses who each retire on an immediate annuity after meeting the five-year rule have FEHB rights of their own, so that pressure is weaker.
The income question doesn't go away. If Alex dies first in Plan B, the household drops from two pensions to one unless Alex elected a survivor annuity — 50% of Alex's unreduced pension for Sam, at a cost of 10% of Alex's. Whether that's worth it depends on both spouses' health and how much of the household budget the second pension carries; there's no single break-even. (The three elections.)
Taxes: the staggered years stack income
In Plan B, 2027–2031 combine Alex's pension and Supplement with Sam's full salary on one joint return. That pushes those years into a higher bracket than either retirement alone. It also makes them a poor window for TSP Roth conversions — the better window opens once both salaries stop and before Social Security and required distributions begin. (Roth conversion timing.)
What the Numbers Leave Out
- Raises. Sam's High-3 would likely rise in the extra years; we held it flat, which understates Plan B and C.
- COLAs. Regular FERS pensions get no cost-of-living adjustment until 62 — the same for both spouses, so it doesn't change the ranking.
- Social Security. Each spouse's own benefit, claiming ages, and the spousal/survivor rules add a layer we left out to keep the pension comparison clean.
- Health and work. Five more years in a job you're done with is a real cost the table can't price.
Frequently Asked Questions
Should dual federal employees retire at the same time? Not automatically. Compare what each spouse's additional years buy. A spouse moving from a reduced MRA+10 pension to an unreduced one with the Supplement usually gains far more per year than a spouse who's already at MRA+30.
Does my spouse's federal salary reduce my FERS Supplement? No. The earnings test applies to the retiree's own earned income, not a spouse's.
Do both spouses need their own FEHB enrollment in retirement? No — one self-and-family enrollment can cover both. But each spouse should retire with FEHB rights of their own (immediate annuity plus five years of coverage, including time as a family member) so neither depends entirely on the other's enrollment.
Should dual feds elect survivor benefits for each other? It depends on how much the household relies on the second pension. Having two pensions and two sets of FEHB rights reduces the need, but doesn't remove it — the survivor annuity replaces income, not just coverage.
Who should carry the FEHB enrollment while one spouse still works? Usually the working spouse, because employee premiums are pre-tax and annuitant premiums aren't. Confirm the retiring spouse's re-enrollment rights before changing anything.
The Bottom Line
Dual-fed couples hold two sets of milestones, and they almost never line up. Retiring together is a choice with a price. Before you pick a date, find each spouse's next big milestone — MRA+30, 60/20, or the 1.1% multiplier at 62 — and ask what reaching it is worth. The spouse with the bigger reward for staying should usually be the one who stays.
Sources & Methodology
Reviewed against:
- →5 U.S.C. § 8412 — immediate retirement eligibility (MRA+30, 60/20, MRA+10)
- →5 U.S.C. § 8415 — computation of basic annuity, including the 1.1% multiplier at 62 with 20 years
- →5 U.S.C. § 8421 and § 8421a — the FERS annuity supplement and its earnings test
- →5 U.S.C. § 8905(b) — FEHB continuation into retirement (five-year enrollment rule)
- →5 U.S.C. § 8416 and § 8442 — FERS survivor elections and survivor annuity
- →IRS Section 125 / OPM premium conversion — pre-tax FEHB premiums for employees
Last reviewed: October 2026 · Reviewed against FERS eligibility, Supplement, FEHB, and survivor-annuity rules · Formulas validated against OPM published examples.
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