Every qualified public depository shall at all times maintain, segregated from its other assets, eligible collateral having a value at least equal to its maximum liability under this chapter. Such collateral shall be segregated by deposit in such manner as the commission approves. The collateral shall be clearly designated as security for the benefit of public depositors under this chapter and shall be pledged as collateral for those public deposit accounts which exceed deposit insurance. Irrevocable standby letters of credit or surety bonds shall be segregated or issued in such manner as the commission approves.
SDCL 4-6A-3