Retiring at 62 with at least 20 years of service can raise your FERS pension by 10% before counting the extra years worked. For many employees, this is the most valuable timing threshold in the system.
The standard FERS pension multiplier is 1.0%. If you retire at age 62 or later and have at least 20 years of creditable service, the multiplier rises to 1.1%. That sounds small, but it is a 10% increase in the multiplier applied to every year of service. Both conditions must be true at retirement. Age 62 alone is not enough if you have fewer than 20 years. Twenty years alone is not enough if you retire before 62.
The formula changes from high-3 x years of service x 0.010 to high-3 x years of service x 0.011. The higher multiplier applies to all creditable service in the computation, not only years after age 62. That makes the threshold unusually powerful for employees with long careers.
The easiest way to understand the 62+20 rule is to compare the same high-3 and years of service under both multipliers. With a $150,000 high-3 and 20 years, the 1.0% formula pays $30,000 per year. The 1.1% formula pays $33,000 per year. That is an extra $3,000 per year for life.
| High-3 | YOS | 1.0% pension | 1.1% pension | Annual gain |
|---|---|---|---|---|
| $120,000 | 20 | $24,000 | $26,400 | $2,400 |
| $150,000 | 25 | $37,500 | $41,250 | $3,750 |
| $160,000 | 30 | $48,000 | $52,800 | $4,800 |
| $180,000 | 35 | $63,000 | $69,300 | $6,300 |
These gains repeat each year. Over a 25-year retirement, a $4,800 annual increase is $120,000 in nominal payments before COLA effects. Present value depends on discount rate and inflation assumptions, but the decision often moves six figures.
When someone compares retiring at 60 to retiring at 62, the difference is not just 1.0% versus 1.1%. Those two extra years can add two more years of service, two more years of TSP contributions and agency match, and two more years of salary raises that may improve high-3. The multiplier is only one part of the total timing value.
At 60: high-3 $150,000, 28 YOS, multiplier 1.0% = $42,000/year.
At 62: high-3 $150,000, 30 YOS, multiplier 1.1% = $49,500/year.
Increase: $7,500/year, before any high-3 raises.
This does not mean everyone should wait until 62. If you dislike the work, have enough assets, or value time more than the extra income, retiring earlier may be rational. But the financial trade-off should be explicit. The 62+20 threshold is one of the few places where waiting can create a step change rather than a smooth increase.
The rule is bright-line. If you separate before 62, you generally do not receive the 1.1% multiplier, even if your annuity begins later. If you retire with 19 years and 11 months at age 62, you generally do not receive it because you have not reached 20 years of creditable service. Small date errors can have permanent consequences.
Employees near 20 years should verify their Service Computation Date and any military deposit credit well before filing retirement paperwork. A military buyback, corrected SCD, or sick leave credit may affect computation, but eligibility and multiplier rules can distinguish between actual service and sick leave credit in ways that deserve HR confirmation. Do not assume accumulated sick leave can rescue a shortfall for eligibility.
If you are close to the threshold, ask HR for a retirement estimate for both dates: the earlier date and the first date that clearly satisfies 62+20. The difference will show the real dollar value of waiting.
Employees who retire at MRA+30 before age 62 generally receive an unreduced pension, but the multiplier is still 1.0%. Employees retiring at age 60 with 20 years also generally use 1.0%. MRA+10 retirees use 1.0% and may face a 5% per year reduction if they start the annuity before 62. Deferred retirees normally use 1.0%, because the enhanced multiplier is tied to retiring on an immediate annuity at 62+ with the service requirement met.
Special category employees, such as law enforcement officers, firefighters, and air traffic controllers, can have different multipliers for portions of service. Those rules are distinct from the standard 62+20 enhancement. If you are in a special provision role, get an agency-specific estimate rather than relying on the regular GS employee formula.
Compare retirement dates and see if the 1.1% multiplier applies.