54-3-16. Official state interest rates.The official state interest rates, as referenced throughout the South Dakota Codified Laws, are as follows:(1)Category A rate of interest is four and one-half percent per year;(2)Category B rate of interest is ten percent per year;(3)Category C rate of interest is twelve percent per year;(4)Category D rate of interest is one percent per month or fraction thereof;(5)Category E rate of interest is four percent per year;(6)Category F rate of interest is fifteen percent per year; and(7)Category G rate of interest is five-sixth percent per month or fraction thereof. Source: SL 1984, ch 319, §1; SL 1987, ch 362; SL 1994, ch 366, §1; SL 2000, ch 226, §1.
South Dakota Legal Code