CSRS or FERS
CSRS or FERS means the Civil Service Retirement System or the Federal Employees Retirement System as described in chapters 83 and 84 of title 5, United States Code.
Source
5 CFR § 847.103
Scoping language
Except as provided in paragraph (b) of this section, the definitions in sections 8331 and 8401 of title 5, United States Code, apply throughout this part.