CFR › Title 5 › Part 847 › §847.8025 CFR §847.802Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkCSRS and FERS employees may elect to credit NAFI service for retirement purposes under this subpart if:(a)They separate for retirement on or after December 28, 2001;(b)They do not otherwise qualify for immediate retirement; and(c)They have enough otherwise creditable civilian service to qualify for deferred retirement.