{"data":{"id":"us-sd/sdcl-53-4-9","jurisdiction":"us-sd","citation":"SDCL § 53-4-9","heading":"Mistake of fact defined.","body":"Mistake of fact is a mistake not caused by the neglect of a legal duty on the part of the person making the mistake and consisting in:\n(1) An unconscious ignorance or forgetfulness of a fact, past or present, material to the contract; or\n(2) Belief in the present existence of a thing material to the contract which does not exist, or in the past existence of such a thing which has not existed.","path":["TITLE 53. CONTRACTS","CHAPTER 53-4. DURESS, FRAUD, UNDUE INFLUENCE AND MISTAKE"],"source_url":"https://sdlegislature.gov/Statutes/53-4-9","current_through":"2026-08-31","vintage":"","retrieved_at":"2026-09-03T15:18:57Z","sha256":"cf101782db96349e2ce36351760b1cbcf01b546b300b2cf74009a829b27b6812","source_id":"us-sd","stale":true,"prev":"us-sd/sdcl-53-4-8","next":"us-sd/sdcl-53-4-10"},"notice":"GroundRules: Original legal text. Not legal advice."}