A borrower of money must pay the amount due in such money as is current at the time when the loan becomes due, whether such money is worth more or less than the actual money lent.
S.D. Codified Laws § 54-2-2
Repayment of loan in current funds
Source: CivC 1877, § 1093; CL 1887, § 3716; RCivC 1903, § 1412; RC 1919, § 1035; SDC 1939, § 38.0102.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.