S.D. Codified Laws § 9-43-106
Under Plan Two, the finance officer shall deliver no later than November first to the county auditor of the county in which the property assessed is located, all special assessments remaining unpaid that have become delinquent on or before October first. The finance officer shall certify to the county auditor the original amount of the assessment or installment, the amount of accrued interest of the assessment, the name of the property owner as provided by the director of equalization, the character of the improvement for which the assessment was made, and the legal description of the property. The county auditor shall include the delinquent installment and accrued interest in the following year at the time the real property tax is paid and shall certify the installment and interest, together with the general taxes, to the county treasurer for collection pursuant to the provisions of chapter 10-17.
After delivery of the assessment roll to the county auditor, the finance officer shall promptly notify the county auditor of all delinquent installments of assessments paid to the finance officer prior to January first, and the auditor shall cancel the delinquent installment.
SDCL 9-43-106