South Dakota
Retirement System
Proudly Serving South Dakota's Public Employees Since 1974
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Supplemental Pension Benefit Calculator (SPB)

The SPB calculator is a helpful tool that you can use to estimate the amount of a SPB monthly benefit based on the amount of money transferred from your Supplemental Retirement Plan (SRP) or Special Pay Plan (SPP) accounts.

1. Select marital status:



2. Enter your age at time of purchase:    

3. Enter spouse's age at time of purchase if married:    

4. Enter SRP/SPP transferred amount: $

5. Calculate ->

Your Monthly SDRS Lifetime Retirement Benefit:

$


Account Balance / Annual Annuity Factor / 12 = Estimated Monthly Annuity
The SPB monthly benefit is actuarially determined and will not be finalized until SDRS has received the transferred amount of funds from the retired member's SRP and/or SPP account. To make application for participation in this program please contact the SDRS office toll-free at 1-888-605-SDRS (7377).