No pleading to the complaint, other than an answer, shall be permitted, and all defenses of fact or law must be presented in such answer. Any matters alleged in the complaint and not denied shall be deemed admitted, but the court may, in its discretion, require that such admitted matters be nevertheless shown by competent evidence. The answer may also set forth matter in the nature of an affirmative defense.
S.D. Codified Laws § 12-22-16
Answer to present all defenses--Admission of matters not denied--Affirmative defense
Source: SDC 1939, § 16.1908.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.