South Dakota Codified Laws
Chapter 05 - Defenses
Section 22-5-1 - Conduct forced or under threat of force.

22-5-1. Conduct forced or under threat of force.
No person may be convicted of a crime based upon conduct in which that person engaged because of the use or threatened use of unlawful force upon himself, herself, or another person, which force or threatened use of force a reasonable person in that situation would have been lawfully unable to resist.

Source: SDC 1939, §13.0501; SL 1976, ch 158, §5-1; SL 1977, ch 189, §14; SL 1978, ch 158, §3; SL 2005, ch 120, §379.