Code of Federal Regulations Title 5. Administrative Personnel § 5.842.608 Changes of election before final adjudication

An employee or Member may name a new survivor or change his or her election of type of annuity if, not later than 30 days after the date of the first regular monthly payment, the named survivor dies or the employee or Member files with OPM a new written election. All required evidence of spousal consent or justification for waiver of spousal consent, if applicable, must accompany any new written election under this section.