5 C.F.R. § 847.608 Reduction in annuity due to deficiency.
Title 5 - Administrative Personnel
Any annuity payable in the case of an employee who has made an election under subpart D of this part will include credit for the NAFI service. The monthly annuity rate on the date determined under §847.603 will be permanently reduced by an amount equal to the amount of any deficiency divided by the present value factor for the annuitant's age on that date.
Title 5: Administrative Personnel
PART 847—ELECTIONS OF RETIREMENT COVERAGE BY CURRENT AND FORMER EMPLOYEES OF NONAPPROPRIATED FUND INSTRUMENTALITIES
Subpart F—Additional Employee Costs Under the Retroactive Provisions
§ 847.608 Reduction in annuity due to deficiency.