What Were WEP and GPO? (And Why They Were Controversial)
For decades, two provisions of Social Security law quietly reduced the benefits of millions of public-sector workers: the Windfall Elimination Provision (WEP) and the Government Pension Offset (GPO). The GPO was enacted in 1977 and the WEP in 1983, both to address perceived inequities in the Social Security formula — and both were ultimately seen as punishing workers who devoted careers to public service.
The Social Security Fairness Act, signed January 5, 2025, eliminated both provisions entirely. But to understand what changed — and to verify that SSA recalculated your benefit correctly — you need to understand what WEP and GPO actually did.
The Windfall Elimination Provision (WEP): How It Worked
Social Security's benefit formula is deliberately progressive: it replaces a higher percentage of income for lower earners. The formula awards 90 cents of benefit for every dollar of AIME (Average Indexed Monthly Earnings) up to the first “bend point,” then 32 cents for the middle tier, and 15 cents for higher earners.
The problem: someone who spent most of their career in a non-Social-Security job (like a teacher with a pension) and only a few years in SS-covered employment appeared to be a “low earner” to the formula — qualifying for the generous 90% replacement rate — even though they had substantial income from their pension. Congress viewed this as a windfall.
WEP addressed this by reducing that first-tier factor from 90% down to as low as 40%, depending on how many years of “substantial earnings” you had under Social Security:
| Years of SS-Covered Substantial Earnings | First Bend Point Factor (Standard: 90%) |
|---|---|
| 20 or fewer | 40% (maximum WEP reduction) |
| 21 | 45% |
| 22 | 50% |
| 23 | 55% |
| 24 | 60% |
| 25 | 65% |
| 26 | 70% |
| 27 | 75% |
| 28 | 80% |
| 29 | 85% |
| 30 or more | 90% (no WEP — standard formula applies) |
One protection existed: the WEP guarantee. The reduction could not exceed 50% of the monthly pension from the non-SS employer. This protected workers with very small pensions from being disproportionately penalised.
The Government Pension Offset (GPO): How It Worked
GPO applied to spousal and survivor Social Security benefits — not to a worker's own retirement benefit. Normally, a married person can receive up to 50% of their spouse's Social Security benefit (the spousal benefit), or up to 100% as a survivor benefit.
GPO reduced these spousal/survivor benefits by two-thirds of the monthly government pension. For example:
- Government pension: $1,500/month
- GPO reduction: $1,000/month (2/3 × $1,500)
- Spousal benefit before GPO: $900/month
- Spousal benefit after GPO: $0 (GPO exceeds spousal benefit)
The result: millions of public-sector retirees — predominantly women, who were more likely to be the lower-earning spouse — received zero spousal or survivor benefit despite their spouses having paid into Social Security for decades. GPO was widely criticised as deeply unfair.
Who Was Affected: Teachers, Firefighters, Government Workers
WEP and GPO affected workers in states and localities that chose not to participate in Social Security — using their own pension systems instead. The largest groups affected:
Teachers
Teachers in many states work for school districts that opted out of Social Security. States with non-SS teacher pension systems include California (CalSTRS), Texas (TRS), Ohio (STRS OH), Massachusetts (MTRS), Illinois (TRS), Colorado (PERA), and others. Teachers who also worked part-time in Social Security-covered jobs faced WEP reductions on their SS benefit.
Federal CSRS Employees (Pre-1984)
Federal employees hired before January 1, 1984 were covered by the Civil Service Retirement System (CSRS) — a pension program that did not include Social Security. These workers were directly subject to WEP on any Social Security benefit earned from outside employment. Federal employees hired after 1983 moved to the Federal Employees Retirement System (FERS), which covers Social Security, and were never subject to WEP or GPO.
State and Local Government Workers
Many police, firefighters, and other municipal employees work for governments that opted out of Social Security — using state pension systems (PERS, STRS, etc.) instead. States where significant numbers of state/local workers were affected include California, Colorado, Illinois, Louisiana, Maine, Massachusetts, Missouri, Nevada, Ohio, and Texas.
The Social Security Fairness Act: What Changed in January 2025
After decades of advocacy — and multiple Congressional attempts — the Social Security Fairness Act (H.R. 82) passed both chambers and was signed into law by President Biden on January 5, 2025. Key provisions:
- Both WEP and GPO are eliminated for benefits payable after December 2023
- Retroactive payments back to January 2024 were paid as lump sums to people already receiving benefits; SSA reported finishing them in July 2025
- Over 2.8 million people had benefits reduced by WEP or GPO, according to SSA
- Average WEP increase: approximately $360/month
- Average GPO spousal increase: approximately $700/month
What SSA Did
SSA finished this work by July 7, 2025, five months ahead of its own schedule, after sending over 3.1 million payments worth about $17 billion. Affected beneficiaries received:
- A recalculation letter from SSA showing your new monthly benefit amount
- A lump sum back payment for the months from January 2024 until their benefit was adjusted
- Higher monthly payments: most affected beneficiaries began receiving the new amount in April 2025
If you believe you were subject to WEP or GPO and have not received a recalculation letter, contact SSA directly:
- Call: 1-800-772-1213 (TTY: 1-800-325-0778)
- Online: my.SSA.gov
- In person: Visit your local Social Security office
Using This Calculator to Verify Your Recalculation
This calculator is designed to help you understand the magnitude of what WEP and GPO were reducing — so you can cross-check what SSA tells you. It is not a substitute for SSA's official calculation (which uses your actual earnings record), but it gives you an informed baseline.
How to use it:
- Enter your average annual earnings in Social Security-covered jobs (check your SSA statement at my.SSA.gov)
- Enter the number of years you worked in SS-covered employment (this determines your WEP factor)
- Enter your monthly government pension amount
- If your spouse has Social Security, toggle on the spouse section to see GPO's impact on your spousal benefit
The calculator will show you the WEP reduction that was being applied and the expected increase from the Social Security Fairness Act repeal.
FERS vs. CSRS: Not All Federal Workers Were Affected
A common source of confusion: not all federal workers were subject to WEP and GPO.
- CSRS (Civil Service Retirement System): Federal employees hired before January 1, 1984 who did not switch to FERS. CSRS employees did not pay Social Security taxes — so any SS benefit they earned from outside jobs was subject to WEP, and spousal/survivor benefits were subject to GPO.
- FERS (Federal Employees Retirement System): Federal employees hired on or after January 1, 1984 (or those who transferred from CSRS). FERS employees pay into Social Security alongside their federal pension — they are NOT subject to WEP or GPO and are unaffected by the Social Security Fairness Act.
If you are unsure which system you are under, check your pay stub: FERS employees see “FERS” deductions; CSRS employees see “CSRS” or no Social Security withholding.
For Workers Not Yet Retired: What This Means for Your Planning
If you are still working and have not yet claimed Social Security, the WEP/GPO elimination changes your retirement planning calculus:
- Revisit your SS claiming strategy. With WEP eliminated, your Social Security benefit is now larger at every claiming age. The decision to delay to 70 (to maximise lifelong, inflation-adjusted income) may be even more compelling.
- Recalculate your total retirement income. Add your new, higher SS estimate to your pension and savings to see whether your retirement plan needs adjustment.
- Review spousal coordination. If your spouse was receiving reduced spousal benefits due to GPO, those benefits are now restored. Factor the higher spousal benefit into your joint retirement plan.
- Update your SSA estimate. Log in to my.SSA.gov to see your updated projected benefit — SSA may have already updated their estimate tool to reflect the repeal.
Frequently Asked Questions
What is the Social Security Fairness Act?
The Social Security Fairness Act (H.R. 82) is a law signed by President Biden on January 5, 2025 that eliminated both the Windfall Elimination Provision (WEP) and the Government Pension Offset (GPO) from Social Security law. It applies to benefits payable after December 2023.
Who qualifies for increased benefits?
Anyone who was subject to WEP or GPO before January 2024 qualifies for higher benefits. This includes current retirees whose benefits were reduced, and surviving spouses whose survivor benefits were reduced. Workers not yet retired who will have a non-SS government pension will also receive the full Social Security benefit when they claim — without any WEP reduction.
Do I need to apply to get the higher benefit?
No, not if you were already receiving benefits: SSA recalculated those automatically and finished in July 2025. If your benefit has not gone up and you think it should have, contact SSA. If you never applied because WEP or GPO would have wiped out the benefit, you do need to apply now.
Will my pension be affected by this change?
No. The Social Security Fairness Act only affects Social Security benefits. Your state/local government pension or federal CSRS pension is unchanged.
What is a fee-only financial advisor and do I need one?
A fee-only advisor charges only a flat fee or hourly rate — they do not earn commissions. For government workers navigating the pension + Social Security interaction, a fee-only CFP® professional who specialises in public employee retirement can help you optimise your claiming strategy, understand tax implications of the retroactive payment, and integrate your new SS benefit into your broader retirement plan. See our guide: How to Find a Fee-Only Financial Advisor.