S.D. Codified Laws § 25-2-21
This is the official text of S.D. Codified Laws § 25-2-21, part of South Dakota’s Codified Laws — part of the compiled statutory law of South Dakota, published by the state as "Codified Laws." Browse the sections below, each linked to its official government source.
Not legal advice. This page reproduces the official text of a government statute for reference only. Laws change, and how a statute applies depends on your specific facts. For advice about your situation, consult a licensed attorney in your state.
Enforcement
Official statutory text
(a) A premarital agreement is not enforceable if the party against whom enforcement is sought proves that:
(1) That party did not execute the agreement voluntarily; or
(2) The agreement was unconscionable when it was executed and, before execution of the agreement, that party:
(i) Was not provided a fair and reasonable disclosure of the property or financial obligations of the other party;
(ii) Did not voluntarily and expressly waive, in writing, any right to disclosure of the property or financial obligations of the other party beyond the disclosure provided; and
(iii) Did not have, or reasonably could not have had, an adequate knowledge of the property or financial obligations of the other party.
(b) An issue of unconscionability of a premarital agreement shall be decided by the court as a matter of law.
Source: SL 1989, ch 216, § 6.
(1) That party did not execute the agreement voluntarily; or
(2) The agreement was unconscionable when it was executed and, before execution of the agreement, that party:
(i) Was not provided a fair and reasonable disclosure of the property or financial obligations of the other party;
(ii) Did not voluntarily and expressly waive, in writing, any right to disclosure of the property or financial obligations of the other party beyond the disclosure provided; and
(iii) Did not have, or reasonably could not have had, an adequate knowledge of the property or financial obligations of the other party.
(b) An issue of unconscionability of a premarital agreement shall be decided by the court as a matter of law.
Source: SL 1989, ch 216, § 6.
Status: in_force · Read it on the official government site
Need a lawyer in South Dakota?
Find a South Dakota lawyer
About this page: Statute text is reproduced from official government publishers via the
Open US Law dataset
(Vaquill AI, snapshot v2026.08, CC BY 4.0). Primary legislative text like this is public domain under the government-edicts doctrine
(Georgia v. Public.Resource.Org, 2020). We link every section back to its official source so you can verify it independently.