5 U.S.C. § 2151
APPLICABILITY.
“This chapter shall apply in the case of any employee who should be (or should have been) CSRS covered but, as a result of a retirement coverage error, is (or was) CSRS-Offset covered instead.
“This chapter shall apply in the case of any employee who should be (or should have been) CSRS covered but, as a result of a retirement coverage error, is (or was) CSRS-Offset covered instead.