A promise by a creditor which for any cause is void or voidable by him at his option does not alter the obligation or suspend or impair the remedy within the meaning of § 56-1-22.
S.D. Codified Laws § 56-1-23
Void promises do not exonerate guarantor
Source: SDC 1939, § 26.0117.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.