Effective date
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
(a) An election under § 847.441 is effective on the first day of FERS-covered employment following NAFI employment subject to retirement coverage.
(b) Deductions and contributions for NAFI retirement system coverage begin effective on the first day of the next pay period after the agency receives the employee's election under § 847.441(a).
(c) An election under § 847.441 is irrevocable when received by the employing agency.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.