54-3-15.Exemption from federal preemption of state usury laws.The provisions of 12 U.S. C. 1735f-7, 12 U.S.C. 86a and 15 U.S.C. 687 in effect on December 31, 1980, which preempt state usury laws, do not apply to loans made in the state of South Dakota. Source: SL 1981, ch 351.
South Dakota Legal Code