5 CFR § 839.501 - What can I elect if my employer moved me out of CSRS or CSRS Offset?

---
identifier: "/us/cfr/t5/s839.501"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "5 CFR § 839.501 - What can I elect if my employer moved me out of CSRS or CSRS Offset?"
title_number: 5
title_name: "Administrative Personnel"
section_number: "839.501"
section_name: "What can I elect if my employer moved me out of CSRS or CSRS Offset?"
chapter_name: "OFFICE OF PERSONNEL MANAGEMENT"
subchapter_number: "B"
subchapter_name: "CIVIL SERVICE REGULATIONS"
part_number: "839"
part_name: "CORRECTION OF RETIREMENT COVERAGE ERRORS UNDER THE FEDERAL ERRONEOUS RETIREMENT COVERAGE CORRECTIONS ACT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Title II, Pub. L. 106-265, 114 Stat. 770."
regulatory_source: "66 FR 15609, Mar. 19, 2001, unless otherwise noted."
cfr_part: "839"
---


# 839.501 What can I elect if my employer moved me out of CSRS or CSRS Offset?

If you were moved out of CSRS or CSRS Offset due to a qualifying retirement coverage error and were placed in FERS, you may elect CSRS Offset or remain in FERS. If you were moved out of CSRS or CSRS Offset due to a qualifying retirement coverage error and were placed in Social Security-Only, you may elect CSRS Offset or remain in Social Security-Only. This is summarized in the following chart:

| You were in: | And your coverage was previouslycorrected to: | You may elect: |
| --- | --- | --- |
| CSRS | FERS | CSRS Offset or FERS. |
| CSRS Offset | FERS |  |
| CSRS | Social Security-Only | CSRS Offset or Social Security-Only. |
| CSRS Offset | Social Security-Only. |  |