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 previously corrected 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.