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You Thought CSRS Was the Best Deal in Government Retirement—But There’s a Twist This Year

Missy E
November 14, 2025

Key Takeaways

The repeal of the Windfall Elimination Provision (WEP) in 2025 removes a key disadvantage for CSRS retirees who qualify for Social Security.
Legislative proposals in 2025 could reshape how your annuity is calculated, particularly if you live in a high-cost locality.

CSRS in 2025: Still Strong, But No Longer Untouchable

If you’re one of the remaining Civil Service Retirement System (CSRS) employees or annuitants, you’ve likely held onto what many consider one of the most generous retirement packages in government history. While FERS has long since replaced CSRS for new hires, the benefits under CSRS have remained untouched for decades.

Until now.

As of 2025, a few major changes are affecting CSRS retirees—and they’re not all negative. You now stand to gain more from Social Security if you qualify, but other shifts, especially in how your annuity could be calculated, may reduce some of the long-standing advantages you’ve depended on.

The WEP Repeal: A Big Win, But With Conditions

For years, the Windfall Elimination Provision (WEP) reduced Social Security benefits for those who received a CSRS pension. Because CSRS doesn’t require you to pay into Social Security, those who worked other jobs covered by Social Security often faced reductions when claiming benefits.

That changed in January 2025. The Social Security Fairness Act repealed the WEP, meaning:

Your Social Security benefit is now calculated without the WEP penalty.
If you earned 40 or more credits in Social Security-covered work, you can now receive your full benefit.
This applies to new and existing Social Security recipients who also receive a CSRS pension.

You may notice an increase in your Social Security benefit if you were previously subject to WEP. However, the Government Pension Offset (GPO) remains in effect, so survivor benefits through Social Security may still be reduced.

Your High-3 Calculation Could Be on the Table

While CSRS pensions are calculated using a formula based on your highest three consecutive years of basic pay (your “high-3”), a new proposal in Congress could change how that figure is defined.

Currently, basic pay includes locality pay. For retirees in high-cost regions, this has significantly boosted annuity calculations.

But a 2025 legislative proposal seeks to exclude locality adjustments from the high-3 average. If passed:

Your annuity calculation may reflect base pay only.
Employees nearing retirement in high-cost areas may see reduced pension projections.
Those already retired would likely be grandfathered in, but that is not guaranteed.

You’ll want to monitor this legislation closely if you plan to retire within the next 1–2 years.

COLA in 2025: Stable, But Not Generous

Cost-of-Living Adjustments (COLAs) help your CSRS pension keep up with inflation. In 2025, the COLA is 2.5%, following a higher adjustment in 2024.

Here’s how COLAs work for CSRS:

You receive full COLA increases, unlike FERS retirees who may receive only partial adjustments under certain thresholds.
The 2.5% increase applies to your gross annuity.
If you’re receiving both a CSRS annuity and Social Security, both payments receive separate COLAs.

The lower 2025 COLA reflects the Federal Reserve’s success in managing inflation, but it also means your pension’s buying power isn’t increasing significantly this year.

Survivor Benefits Still Require Careful Planning

CSRS allows you to elect a survivor annuity for your spouse or eligible dependent. However, this election must be made at retirement and cannot be changed after retirement unless under specific, limited circumstances.

Here’s what you should know in 2025:

If you do not elect a survivor benefit, your spouse cannot continue your FEHB health coverage after your death.
The reduction to your annuity for electing a full survivor benefit remains at about 10%.
Your survivor will receive 55% of your unreduced annuity.

With healthcare costs rising and eligibility rules tightening under programs like PSHB and FEHB, this decision has long-term consequences. It’s crucial not to overlook this step.

Thrift Savings Plan (TSP): Still Part of the Strategy

Even though CSRS doesn’t require participation in TSP like FERS does, many CSRS employees have chosen to invest voluntarily. In 2025, TSP limits have increased:

The elective deferral limit is $23,500.
If you’re aged 60–63, your catch-up contribution limit is $11,250.

Your TSP can provide a significant income supplement, especially as your CSRS pension isn’t subject to required minimum distributions (RMDs) until you draw from the TSP.

Be mindful of your withdrawal strategy:

You must start RMDs at age 73 if retired.
TSP withdrawals are taxed as ordinary income.
Consider Roth conversions or installment payments to manage taxes and longevity.

Healthcare After Retirement: FEHB and PSHB in 2025

For CSRS annuitants, health coverage is a cornerstone of your retirement security. You’re likely covered under the Federal Employees Health Benefits (FEHB) Program, but if you’re a Postal Service retiree, you’ve now transitioned to the Postal Service Health Benefits (PSHB) Program.

For non-postal CSRS annuitants:

FEHB continues for life as long as you maintain your premium payments.
You can coordinate with Medicare Parts A and B starting at age 65.
Many plans reduce out-of-pocket costs significantly when paired with Medicare.

For postal retirees:

PSHB plans went into effect January 1, 2025.
Medicare Part B enrollment is required for continued PSHB eligibility unless exempt.
Plans are designed to reduce cost-sharing if you’re also enrolled in Medicare.

The choice of enrolling in Medicare Part B can affect both your premiums and access to comprehensive care. Evaluate the long-term cost versus benefit tradeoff.

The GPO Still Affects Survivor Benefits

Even with the WEP repeal, the Government Pension Offset (GPO) remains in force. This rule reduces Social Security spousal or survivor benefits if you receive a government pension from a job not covered by Social Security—like CSRS.

The reduction formula:

Two-thirds of your CSRS pension is subtracted from your Social Security spousal or survivor benefit.
If your CSRS pension is high, your Social Security benefit could be eliminated entirely.

This is important for planning:

The GPO affects widows, widowers, and divorced spouses who might expect Social Security income.
It does not affect your own Social Security retirement benefit, just those derived from a spouse’s record.

Taxation of CSRS Annuities

In 2025, your CSRS pension continues to be taxed at the federal level. However, a portion of each payment is excluded from taxable income based on your after-tax contributions to the retirement system.

Important considerations:

You’ll receive IRS Form CSA 1099-R each year.
States vary: some exempt CSRS pensions entirely, while others partially or fully tax them.
Tax withholding can be adjusted through OPM.

Understanding how your annuity is taxed helps you manage your total retirement income more efficiently, especially when combined with Social Security or TSP distributions.

What to Do If You’re Nearing Retirement in CSRS

2025 presents a unique moment for those still under CSRS. While some changes benefit you, others pose future risks. Here’s what to focus on:

Review your high-3 salary history: Consider retiring before any locality pay exclusion becomes law.
Update your survivor benefit election: Ensure it aligns with your current family situation.
Evaluate your healthcare strategy: Especially if transitioning to PSHB or approaching Medicare age.
Check your Social Security earnings record: Make sure it reflects your eligibility post-WEP.
Reassess your TSP withdrawal plan: Especially if nearing age 73.

With fewer CSRS employees and retirees left, personalized advice is more valuable than ever. Work with a licensed professional to stay ahead of legislative changes and align your retirement strategy with current rules.

Protecting Your Retirement Future Requires Timely Moves

While CSRS still offers one of the most secure and generous retirement packages available to government employees, 2025 brings new variables into the equation. From the long-awaited WEP repeal to the potential exclusion of locality pay from your annuity, your choices today have lasting consequences.

Don’t assume your benefits will always work the same way they have in the past. Take time now to review your financial picture and healthcare plans, especially if retirement is on the horizon.

To make informed decisions that align with your goals, speak with a licensed professional listed on this website for tailored retirement planning advice.