FERS Survivor Annuity: The 9-Month Marriage Rule Federal Employees Should Know

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A FERS survivor annuity is a recurring monthly payment made to the eligible spouse of a deceased Federal Employees Retirement System (FERS) member. A surviving spouse only qualifies if the marriage lasted at least nine months before the employee's death, unless the death was accidental or a child was born of the marriage.

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That single timing rule, along with the paperwork behind it, decides whether a spouse receives a monthly FERS survivor annuity. Other benefits such as FEGLI, the TSP, unpaid compensation, or lump-sum payments may follow separate rules.

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Missing a required survivor election window, failing to update beneficiary forms, or assuming a marriage "counts" when it does not, is one of the most expensive mistakes a federal family can make. This guide from Federal Pension Advisors, a retirement planning firm specializing in federal employee benefits, explains the 9-month marriage rule, its exceptions, the forms that protect your spouse, and why survivor planning can't wait until retirement day.

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Recent litigation over federal survivor benefits shows the stakes. When a surviving partner can't document a qualifying marriage or a timely election, recent cases show that OPM and reviewing courts generally apply the statutory rules and the records on file strictly. The lesson is not about any one case. It's that you should treat survivor benefit planning, beneficiary forms, and spouse-protection elections as decisions to make early and revisit often.

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What Is a FERS Survivor Annuity?

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A FERS survivor annuity is a monthly benefit that OPM, the U.S. Office of Personnel Management, pays to a qualifying surviving spouse or former spouse after a FERS employee or retiree dies. For a retiree, the benefit exists only if the retiree elected it at retirement or added it later within the legal window.

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Electing the full survivor annuity gives the surviving spouse 50% of the retiree's unreduced annuity for life. In exchange, the retiree accepts a 10% reduction in their own monthly pension.

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According to OPM, a retiree may instead choose a partial survivor annuity. That option pays the spouse 25% of the unreduced pension in exchange for a 5% reduction.

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If the retiree elects no survivor benefit at all, the spouse receives no monthly annuity, regardless of how long the marriage lasted. This is why the survivor election, not just the marriage, ultimately controls what a spouse receives.

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What Happened in the Recent FERS Survivor Annuity Case

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A July 2026 federal appeals decision shows exactly how unforgiving the nine-month rule can be. In Corcoran v. Office of Personnel Management, the U.S. Court of Appeals for the Federal Circuit upheld OPM's denial of a FERS survivor annuity because the couple's civil marriage lasted only 16 days before the employee's death. That falls far short of the nine-month minimum.

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The surviving spouse argued that a common-law marriage had formed earlier in the District of Columbia. The Merit Systems Protection Board found she couldn't prove a present-tense agreement to be married rather than a plan to marry, and the court affirmed that finding as supported by substantial evidence.

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The disagreement was never about whether the couple was committed. It was about whether a legally recognized marriage existed for at least nine months and whether the records supported it.

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When those two boxes are not checked, OPM generally applies the statute as written. Recent court decisions show how difficult it can be to overcome the records on file. Federal Pension Advisors, a retirement planning firm specializing in federal employee benefits, treats outcomes like this as a planning prompt rather than a headline. They are the reason survivor documentation belongs at the center of every federal retirement plan.

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What Is the 9-Month Marriage Rule?

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The 9-month marriage rule requires that a surviving spouse have been married to the deceased FERS employee or retiree for at least nine months before death to receive a survivor annuity. According to OPM, the rule applies both when an employee dies in service and when a retiree dies after electing a survivor benefit.

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The nine months must be a legally recognized marriage. Cohabitation, engagement, or a long-term relationship does not satisfy it.

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The rule is designed to limit survivor annuity eligibility in very short marriages, with narrow exceptions for accidental death and children born of the marriage. OPM applies it strictly.

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If a marriage falls even slightly short of nine months and no exception applies, OPM will deny the monthly survivor annuity. That's why timing matters as much as the election itself. You can complete every form correctly and still lose the benefit if the marriage duration requirement is not met.

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Exceptions to the 9-Month Rule

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Two exceptions waive the nine-month requirement entirely. According to OPM, the survivor annuity is payable regardless of marriage length if the employee's death was accidental, or if a child was born of the marriage. In either situation, a marriage of any duration can support a survivor annuity, provided the deceased met the underlying service requirements.

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Those service requirements still apply. For a survivor annuity based on a death in service, OPM requires that the FERS employee completed at least 10 years of creditable service, including at least 18 months of civilian service, for monthly annuity payments.

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A separate lump-sum benefit, the Basic Employee Death Benefit, has its own 18-month threshold, discussed below. The exceptions waive the marriage clock, not the service history behind the benefit.

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The Basic Employee Death Benefit: What In-Service Survivors Receive

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When a FERS employee dies while still working, an eligible spouse may receive two separate benefits: the monthly survivor annuity and a one-time Basic Employee Death Benefit (BEDB).

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According to OPM, the BEDB is payable if the employee completed at least 18 months of creditable civilian service. It equals 50% of the employee's final salary, or average salary if higher, plus a set dollar amount that rises each year with cost-of-living adjustments. Per OPM, that fixed component is $43,800.53 for deaths occurring on or after December 1, 2025.

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The BEDB helps a surviving spouse cover immediate expenses during a difficult transition, while the monthly survivor annuity provides longer-term income. The same 9-month marriage rule and its exceptions apply to the spouse's eligibility for the BEDB, and a former spouse may receive it only under a qualifying court order on file with OPM.

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FERS vs. CSRS Survivor Benefits at a Glance

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Federal survivor benefits differ depending on whether the deceased was covered by FERS or by CSRS, the Civil Service Retirement System. The table below summarizes the core differences that affect your planning. All figures are drawn from OPM.

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Table source: U.S. Office of Personnel Management.

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Why Common-Law Marriage Arguments Can Be Risky

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Relying on a common-law marriage to establish survivor eligibility is legally uncertain and should never be your family's primary plan. Under federal regulation, OPM recognizes a marriage that is valid under the law of the jurisdiction with the most significant interest in the couple's marital status.

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That means a common-law marriage is only recognized if the state where the couple lived actually permits and recognizes one. Only a minority of states still allow new common-law marriages to be formed.

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The risk is that the surviving partner bears the burden of proving the marriage existed, often after the employee has died and can't corroborate it. Without a marriage certificate, the survivor may face months of delay, demands for affidavits and evidence, and the real possibility of denial.

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Because common-law marriage depends on state law and proof after death can be difficult, don't rely on informal relationship status as a survivor-benefit plan. A ceremonial, documented marriage removes that ambiguity. Your safest path is a legally recorded marriage plus a survivor election on file, not an argument to be litigated later.

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Why Survivor Elections Matter After Marriage, Divorce, or Remarriage

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Survivor elections are not "set once and forget." According to OPM, a retiree who is single at retirement and marries afterward can elect a survivor annuity for the new spouse, but must notify OPM in writing within two years of the marriage date.

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That election triggers two costs: the standard reduction to fund the benefit, 10% for a full annuity or 5% for a partial one, plus a permanent actuarial deposit representing what the reduction would have been from the retirement date forward.

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Divorce and remarriage add further complexity. A former spouse can receive a survivor annuity only through a qualifying court order on file with OPM.

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Per OPM, a former spouse's survivor annuity terminates if that person remarries before age 55, unless the marriage to the federal employee lasted at least 30 years, in which case the benefit can continue for remarriages occurring on or after January 1, 1995. If a former spouse loses entitlement, a current spouse's elected benefit may then take effect.

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These rules interact. Every marriage, divorce, or remarriage is a trigger to review your elections.

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Forms and Records Federal Employees Should Review

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Survivor protection lives or dies by paperwork. Confirm that the following records are current and accessible:

• Survivor election at retirement — the choice made on your retirement application controls whether a current spouse receives an annuity; a spouse's notarized consent is required to elect less than the full benefit.

• Post-retirement marriage election — filed with OPM in writing within two years of a marriage that occurs after you retire.

• Court orders (COAP) — any Court Order Acceptable for Processing that awards a former-spouse survivor annuity must be on file with OPM using the correct statutory language.

• Designation of beneficiary forms — separate forms exist for your annuity (SF 3102 for FERS), unpaid compensation, FEGLI, the Federal Employees Group Life Insurance program, and your TSP account.

• Marriage and divorce certificates — keep certified copies with your estate records so a survivor can document eligibility without delay.

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According to OPM, beneficiary designations on file override a will for these federal accounts, so an outdated form can send benefits to an unintended person. Reviewing these documents after every major life event is the single most reliable way to make sure your wishes are honored.

How This Affects FEHB, TSP, and Retirement Income Planning

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A survivor annuity does more than provide monthly income. It's often the gateway to continued health coverage.

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To keep FEHB, the Federal Employees Health Benefits Program, after a federal employee or retiree dies, the surviving spouse generally must be eligible for a monthly survivor benefit or, in an in-service death situation, the Basic Employee Death Benefit. If a retiree elects no survivor annuity, the spouse usually loses the ability to continue FEHB coverage, with only limited temporary continuation or conversion options available. Replacing that coverage can cost far more than the annuity reduction itself.

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The TSP, or Thrift Savings Plan, the federal government's tax-advantaged retirement savings program, follows a separate track. TSP balances pass to whoever is named on the TSP beneficiary form, independent of the survivor annuity election, which is exactly why you must review both together.

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Coordinating the survivor annuity, FEHB continuation, TSP beneficiary designations, and Social Security survivor benefits is the core of federal retirement income planning. It's where Federal Pension Advisors, a retirement planning firm specializing in federal employee benefits, focuses much of its work with clients approaching retirement.

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Final Checklist Before Retirement

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Before you submit your retirement application, confirm each of the following:

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• Decide your survivor election deliberately — full, partial, or none, understanding that electing no survivor annuity can usually prevent a spouse from continuing FEHB after a retiree's death, except for limited temporary continuation or conversion options.

• Verify marriage documentation — a certified marriage certificate available, with the 9-month marriage rule reviewed based on the employee's or retiree's situation.

• Update every beneficiary form — annuity, FEGLI, and TSP designations reviewed and current.

• Confirm any court orders — former-spouse survivor annuities documented with a valid COAP at OPM.

• Calendar the 2-year rule — if you marry after retirement, file your survivor election with OPM within two years.

• Store records where family can find them — including your retirement claim number, insurance details, and TSP account information.

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Plan Your Survivor Protection Early

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The 9-month marriage rule, the two-year election window, and the remarriage cutoff are all fixed points in federal law. They only protect your family if your marriage, your elections, and your beneficiary forms line up before they are needed.

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Federal Pension Advisors, a retirement planning firm specializing in federal employee benefits, helps federal employees coordinate survivor annuity elections with FEHB, TSP, and Social Security so nothing is left to chance.

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If you are within a few years of retirement, or have recently married, divorced, or remarried, review your survivor elections now, while every option is still open.

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Book your personalized appointment here

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Frequently Asked Questions

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1. How long do you have to be married to get a FERS survivor annuity?

You must have been married to the FERS employee or retiree for at least nine months before their death to qualify for a survivor annuity. According to OPM, this nine-month requirement is waived if the death was accidental or if a child was born of the marriage.

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2. Can I add a survivor annuity for a spouse I marry after retirement?

Yes. According to OPM, if you marry after retirement you can elect a survivor annuity, but you must notify OPM in writing within two years of your marriage date. The election costs the standard reduction plus a permanent actuarial deposit, and the marriage generally must satisfy the 9-month rule before death unless an exception applies or prior marriages between the same couple can be counted under the aggregate-time rule.

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3. What happens to my FERS survivor annuity if my spouse remarries?

A surviving spouse's FERS annuity ends if they remarry before age 55, according to OPM. The one exception is a marriage to the deceased that lasted at least 30 years, which allows the benefit to continue for remarriages occurring on or after January 1, 1995.

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4. How much is the FERS survivor annuity?

A full FERS survivor annuity equals 50% of the retiree's unreduced annuity, per OPM, and reduces the retiree's own pension by 10%. A partial survivor annuity pays 25% of the unreduced amount in exchange for a 5% reduction to the retiree's pension.

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5. Does a common-law marriage count for FERS survivor benefits?

Only sometimes. OPM recognizes a marriage that is valid in the state with the most significant interest in the couple's marital status. If that state does not recognize common-law marriage, the survivor may be denied, making a documented ceremonial marriage far safer.

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6. What is the Basic Employee Death Benefit under FERS?

The Basic Employee Death Benefit is a lump-sum benefit for a spouse when a FERS employee dies in service with at least 18 months of civilian service. According to OPM, it equals 50% of final salary plus $43,800.53 for deaths on or after December 1, 2025.

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Disclaimer

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This article is for informational purposes only and does not constitute legal, tax, or financial advice. Federal retirement and survivor benefit rules may vary based on your service history, marital status, beneficiary forms, court orders, and OPM records. Benefit figures are based on U.S. Office of Personnel Management guidance current as of July 2026 and are subject to change. Verify all figures and eligibility rules at OPM.gov or consult a qualified advisor before making any survivor benefit election.