PrenupsAI

SD · evidence preparation

South Dakota prenup checklist.

Use these prompts to collect the agreement, schedules, timeline, and outside records needed for an evidence-based first review.

Package sd-2026-07-22.3 · checked 2026-07-22 · editorially verified.
15issues checked
11with state records
4visible gaps
2026-07-22effective-through label

State-specific manual editorial

South Dakota's Uniform Premarital Agreement Act in sections 25-2-16 through 25-2-25 addresses formalities, content, effect, amendment, and enforcement.

South Dakota's permitted-subjects text does not track every other uniform-act state, so counsel should use the state's exact language rather than a generic template.

170 authored words · 15 source-linked review modules below

Questions people actually ask

South Dakota review, without pretending the facts are settled.

Each answer is tied to source IDs in the current state package. Open the citations and check for later authority before relying on a proposition.

What is South Dakota's formation section?

Section 25-2-17 supplies the cited writing and signature formalities.

  • S.D. Codified Laws § 25-2-17 · A South Dakota premarital agreement must be in writing and signed by both parties and is enforceable without consideration.

Why should the content text be read carefully?

The package notes that section 25-2-18 does not track every other uniform-act state's permitted-subject formulation.

  • S.D. Codified Laws § 25-2-18(a) · South Dakota lists property rights and management, disposition, estate-planning arrangements, life-insurance benefits, choice of law, and other lawful personal rights and obligations as permitted subjects.

Which enforcement section is catalogued?

Section 25-2-21 supplies the state's voluntariness and financial-process safeguards.

Worked issue-spotting examples

How document facts become research questions.

These examples do not predict an outcome. They show the boundary between a fact pattern, a source-backed issue, and the legal judgment still required.

The spousal-support clause copied from another state

A template imported from another jurisdiction includes a detailed support waiver. South Dakota's distinct content wording makes state-specific review essential.

Question to carry forward: Does South Dakota's exact permitted-subjects text authorize and limit this support term?

  • S.D. Codified Laws § 25-2-18(a) · South Dakota lists property rights and management, disposition, estate-planning arrangements, life-insurance benefits, choice of law, and other lawful personal rights and obligations as permitted subjects.

The agricultural debt disclosure

Land values are listed but operating loans and guarantees are not. South Dakota's enforcement source makes the full property-and-obligation picture relevant.

Question to carry forward: Was the financial disclosure sufficient in light of the omitted agricultural obligations?

01

Signing formalities

Confirm the complete agreement and every incorporated schedule use the required form and signatures.

  • S.D. Codified Laws § 25-2-17 · A South Dakota premarital agreement must be in writing and signed by both parties and is enforceable without consideration.
02

Acknowledgment

Check whether the agreement or a related instrument uses an acknowledgment, notarization, witness, or recording formality.

No separate source record is catalogued for this topic. That is a research-coverage statement, not a claim that no applicable law exists.

03

Effective date

Identify the event and date on which the agreement says it becomes effective.

04

Permitted subjects

Map each material clause to a subject the cited authorities address and flag terms requiring separate authority.

  • S.D. Codified Laws § 25-2-18(a) · South Dakota lists property rights and management, disposition, estate-planning arrangements, life-insurance benefits, choice of law, and other lawful personal rights and obligations as permitted subjects.
05

Property

Reconcile property labels with title, income, appreciation, debt, and disposition terms.

  • S.D. Codified Laws § 25-2-16 · South Dakota defines a premarital agreement as one between prospective spouses made in contemplation of marriage and effective upon marriage, and defines property to include present, future, legal, equitable, vested, contingent, real, personal, income, and earnings interests.
  • Charlson v. Charlson, 2017 S.D. 11 · Charlson affirmed enforcement and whole-document construction of a premarital agreement whose unambiguous terms preserved separate property despite commingling and permitted contract-specific tracing and marital-loan accounting.
06

Spousal support

Identify every support waiver, cap, formula, review event, and enforcement-time safeguard.

No separate source record is catalogued for this topic. That is a research-coverage statement, not a claim that no applicable law exists.

07

Children and support

Flag any term that attempts to predetermine child support, custody, or another child-related decision.

08

Amendment and revocation

Confirm every claimed amendment or revocation is complete and follows the applicable form.

  • S.D. Codified Laws § 25-2-20 · After marriage, amendment or revocation requires a written agreement signed by the parties and is enforceable without consideration.
09

Voluntariness

Build a factual timeline of drafts, negotiations, pressure, capacity, language access, and signing.

10

Financial disclosure

Compare the agreement and schedules against assets, debts, income, business interests, trusts, and any waiver.

  • S.D. Codified Laws § 25-2-21(a)(2), (b) · South Dakota's execution-time unconscionability ground also requires all three statutory disclosure conditions: no fair and reasonable disclosure, no voluntary express written waiver, and no adequate knowledge of the other party's property or financial obligations.
11

Independent counsel

Record who advised each party, when advice occurred, and which draft was reviewed.

  • In re Estate of Eichstadt, 2022 S.D. 78 · Eichstadt places the burden on the party avoiding enforcement, reviews voluntariness under the execution circumstances, and requires the separate statutory disclosure findings before an unconscionability ruling.
12

Timing

Measure the time between first draft, material revisions, legal review, wedding, and signing.

No separate source record is catalogued for this topic. That is a research-coverage statement, not a claim that no applicable law exists.

13

Public assistance

Identify support terms that could interact with public-benefit eligibility at enforcement.

No separate source record is catalogued for this topic. That is a research-coverage statement, not a claim that no applicable law exists.

14

Void marriage

Identify whether the agreement addresses a marriage later determined to be void.

  • S.D. Codified Laws § 25-2-22 · If a marriage is void, an otherwise premarital agreement is enforceable only as necessary to avoid an inequitable result.
15

Other limitations

Identify severability, limitations, public-policy, choice-of-law, and other enforcement boundaries.

  • S.D. Codified Laws § 25-2-23 · South Dakota tolls an applicable limitations period for a claim under a premarital agreement during marriage while preserving equitable time defenses including laches and estoppel.
  • S.D. Codified Laws §§ 25-2-24–25 · South Dakota directs uniform construction of sections 25-2-16 through 25-2-25 and designates them as the Uniform Premarital Agreement Act.

Matrix and list placement describes the records in PrenupsAI's current evidence packages. It does not rank legal strictness, predict enforceability, or mean that an unlisted state has no applicable rule. Open the cited sources to inspect the underlying authority.

Method, not a verdict

How to turn fifteen prompts into a defensible review file.

331 words of shared evidence methodology accompany the state-specific editorial and authority records above.

Use the checklist as an evidence map

Work from the complete agreement outward. Preserve the best available signed copy, every incorporated schedule, and any amendment or revocation before answering individual questions. For each checklist row, distinguish three things: what the document says, what an outside record can prove, and what the cited authority addresses. Those categories overlap, but they are not interchangeable. A recital may identify the parties’ stated understanding without proving delivery; a bank statement may prove an account existed without deciding its legal classification; a statute may identify a standard without resolving disputed facts.

Mark an item complete only when the underlying record is identified, not merely because the agreement contains reassuring language. If a source is absent, record the gap and route it for research. Do not convert ‘not separately catalogued’ into ‘no law exists.’ That discipline is what makes the checklist useful across both dense statutory packages and states whose rules depend more heavily on cases or adjacent bodies of law.

Keep a source-and-version trail

Record the package version and effective-through date shown above, the date each authority was opened, and whether a later-authority search was performed. Save exact clause quotes with page or section references. When facts change—through relocation, marriage, amendment, property transfer, separation, death, or litigation—create a new review snapshot rather than overwriting the old one. The resulting trail lets another reviewer understand which document, facts, and legal source set supported each observation.

A checklist can identify missing evidence and research questions; it cannot certify validity, predict enforcement, select governing law, or replace a time-sensitive professional judgment. Use narrow language such as ‘the reviewed file does not contain the referenced schedule’ instead of ‘no disclosure occurred.’ That difference is not defensive filler. It is the basic quality control that keeps evidence reporting accurate.

End each review with a dated list of unresolved facts, assigned follow-up work, and the authority that made each question material. A visible open item is safer than an unsupported green check.