5 CFR 831.403 - Eligibility to make voluntary contributions.
(b) Voluntary contributions may not be accepted from an employee, Member, or applicant for retirement who—
(2) Has previously received a refund of voluntary contributions and who has not been reemployed subject to CSRS after a separation of more than 3 calendar days.
(c) An employee or Member covered by the Federal Employees Retirement System (FERS), including an employee or Member who elected to transfer or was automatically placed in FERS, may not open a voluntary contributions account or make additional contributions to an existing voluntary contribution account.
Title 5 published on 2014-01-01
no entries appear in the Federal Register after this date.