FERS Annuity Formula:
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The FERS (Federal Employees Retirement System) annuity is a basic benefit plan for federal employees. It provides a monthly payment based on your length of service and highest three years of average salary.
The calculator uses the standard FERS annuity formula:
Where:
Note: For those retiring at age 62 or later with 20+ years of service, the multiplier increases to 1.1%.
Details: Understanding your potential annuity helps in retirement planning. The FERS annuity forms one part of the "three-legged stool" of federal retirement (along with TSP and Social Security).
Tips: Enter your estimated high-3 average salary in USD/year and your total years of federal service. The calculator will estimate your annual annuity payment.
Q1: What's included in high-3 salary?
A: Basic pay only - doesn't include bonuses, overtime, or allowances. Includes locality pay.
Q2: How is part-time service calculated?
A: Part-time service counts, but is prorated based on actual hours worked.
Q3: Are there age requirements?
A: Yes, minimum retirement age varies from 55-57 depending on birth year.
Q4: What about unused sick leave?
A: Unused sick leave converts to additional service time in the calculation.
Q5: How does early retirement affect this?
A: Early retirement may reduce the annuity by 5% per year under age 62.