5 CFR § 847.909
If a retiree who elected to credit NAFI service under subpart H of this part earns a right to a redetermined annuity under 5 CFR part 837, how will the redetermined annuity be computed?
November 4, 2020
(a) A redetermined annuity will not be subject to a reduction under this subpart if, on the date reemployment with the Government ends, the retiree qualifies for an immediate retirement without credit for the NAFI service.
(b) A redetermined annuity will be subject to a reduction under this subpart if, on the date reemployment with the Government ends, the retiree does not qualify for immediate retirement without credit for the NAFI service.
(c) The reduction in paragraph (b) of this section is computed as in accordance with §847.903 of this subpart as if the individual was retiring for the first time.