Code of Federal Regulations Title 20. Employees' Benefits § 20.218.8 When an individual may change the annuity beginning date

(1) The claimant requests the change in a signed statement;  and

(2) The statement is received by the Board on or before the date of the claimant's death.

(1) The annuitant requests the change in a signed statement;

(2) The statement is received by the Board on or before the date of the annuitant's death;

(3) The annuitant shows that it is to his or her advantage to have a later annuity beginning date;  and

(4) All payments made for the period before the later annuity beginning date are recovered by cash refund or setoff.