S.D. Codified Laws § 7-21-16.3

The money borrowed pursuant to § 7-21-16.2 may not exceed the sum of ninety-five percent of the amount of uncollected taxes levied by the county for the current fiscal year plus other receivables of the fund, including state or federal grant moneys, that have been earned by the county or committed by the state or federal governments but not collected at the date of borrowing.