Money received from the sale of refunding bonds shall be placed in the bond redemption fund to be held, or invested, and applied to the payment of the bonds to be refunded. The school board shall cause to be certified to the county auditor the amount of money so received and placed in the bond redemption fund each school fiscal year and the county auditor shall reduce by such amount the taxes to be levied to meet payments on the refunded bonds.
SDCL 13-16-12