Specialized evidence guide
Sunset clauses and prenup expiration
How to read expiration, review, renewal, and marriage-duration triggers without assuming the clause operates automatically.
Manual analysis is separated from the representative source records and topic matrices below.Manual editorial field guide
A sunset clause is a timing mechanism embedded inside a larger agreement. It may terminate the whole prenup, change selected rights after a marriage anniversary, trigger renegotiation, or merely require review. The first task is to model the text exactly; the second is to trace what happened when the trigger arrived.
473 manually authored words · evidence tables continue belowIdentify what actually sunsets
Extract the triggering event, calculation rule, affected provisions, exceptions, notice requirements, and consequence. ‘After ten years’ may mean ten years from marriage, signing, or another defined date. A clause can expire a support waiver while leaving property classification intact. It can also convert one formula into another rather than ending the agreement. Rewrite the mechanism as a dated decision tree and preserve the exact clause beside it.
Cross-references matter. A definitions section, survival clause, amendment provision, or severability term can change the apparent result. Do not summarize the entire agreement as expired unless the text clearly supports that scope and current state law has been checked.
Reconstruct the trigger record
Collect the marriage certificate, anniversary dates, notices, correspondence, calendar entries, proposed renewals, signed amendments, and conduct after the trigger. If the clause required written notice or a signed extension, informal conversations should be preserved but labeled separately. Later property transfers or estate documents may perform a promise without proving that the sunset clause itself was amended.
A missed review date is not automatically the same as expiration. Some clauses require good-faith discussion but state no consequence; others impose a clear conversion. The report should distinguish obligation, performance, and legal effect.
Test the surrounding economics
Model the agreement immediately before and after each trigger. Identify changes to support, property, reimbursement, death rights, housing, insurance, or business interests. A sunset can create a sharp economic cliff or a gradual transition. Those effects may be relevant to drafting, negotiation, and later clause-specific review, but the product should not label the result fair or enforceable without the governing standard.
For a draft, scenario-test postponement, separation near an anniversary, reconciliation, death, disability, and an unsigned renewal. For an old agreement, preserve facts rather than retroactively inventing what the parties intended.
Keep state law and contract mechanics separate
The linked source topics address effectiveness, amendment, limitations, support, and boundaries. They do not create a universal sunset-clause rule. A state may enforce the text as written, apply a formality to an extension, or require a separate inquiry for an affected support term. The page therefore routes the clause to evidence and authorities instead of promising a single national answer.
Editorial provenance
Authorities behind this research path.
These are representative records for the article’s topics. They support the research questions; they do not turn the editorial discussion into a state-specific legal opinion.
- Alaska Stat. § 34.77.090(f); § 34.77.900(7) · People intending to marry may execute a community property agreement as if married, but it becomes effective only when they marry; the chapter's determination date is the latest of marriage, the instrument's effective date, or May 23, 1998.
- Andrew B. v. Abbie B., 494 P.3d 522 (Alaska 2021) · For an ordinary premarital agreement, the contemplated marriage supplies consideration; adequacy of the bargain is addressed through fairness rather than by inventing an unstated promise.
- Barnhill v. Barnhill, 386 So. 2d 749 (Ala. Civ. App. 1980) · Marriage may provide adequate consideration for a contemplated premarital bargain, but Alabama has no codified UPAA applicability date or single statutory transition rule for premarital agreements.
- Ark. Code Ann. § 9-11-404 · The agreement becomes effective upon marriage.
- A.R.S. § 25-202(B) · An Arizona premarital agreement becomes effective on the parties' marriage.
- Cal. Fam. Code § 1613 · A premarital agreement becomes effective upon marriage.
- C.R.S. § 14-2-307 · A premarital agreement takes effect on marriage; a marital agreement takes effect when both parties sign.
- C.R.S. § 14-2-303 · The current part applies to agreements signed on or after July 1, 2014 and preserves rights under earlier agreements.
- Conn. Gen. Stat. § 46b-36e · A Connecticut premarital agreement becomes effective upon marriage unless the agreement provides otherwise.
- 13 Del. C. § 324 · A Delaware premarital agreement becomes effective upon marriage.
- 2018 Ga. Laws Act 305 (H.B. 190), §§ 1–5 · The 2018 enactment defined antenuptial agreements and added today's writing, signature, two-witness, and notary requirements, effective July 1, 2018.
- 2020 Ga. Laws Act 563; O.C.G.A. § 19-3-66 · The 2020 amendment revised section 19-3-66's cross-references for enforcement by offspring or heirs and became effective January 1, 2021.
- Dove v. Dove, 285 Ga. 647, 680 S.E.2d 839 (2009) · Under the former statutory text, Dove held that a then-existing two-witness marriage-contract rule did not govern divorce-focused premarital agreements and treated Scherer as the enforcement test.
- Haw. Rev. Stat. § 572D-4 · A Hawaii premarital agreement becomes effective upon marriage.
- Haw. Rev. Stat. § 572D-10 · Written premarital agreements entered before July 1, 1987 are valid and enforceable if otherwise valid as contracts.
- Iowa Code § 596.6 (2026) · An Iowa premarital agreement becomes effective upon the parties' marriage.
- Idaho Code § 32-924 · An Idaho premarital agreement becomes effective upon marriage.
- Ind. Code § 31-11-3-6 · An Indiana premarital agreement becomes effective upon marriage.
- Ind. Code § 31-11-3-1; P.L. 1-1997, § 3; 1995 Ind. Acts P.L. 189 · Indiana's chapter applies to premarital agreements executed on or after July 1, 1995; earlier agreements require historical-law analysis.
- K.S.A. § 23-2405 · A Kansas premarital agreement becomes effective upon marriage.
- Gentry v. Gentry, 798 S.W.2d 928 (Ky. 1990); Ky. Rev. Stat. § 371.010 · Kentucky has not enacted a UPAA or UPMAA applicability schedule; Gentry recognized divorce-related enforcement in 1990 and overruled inconsistent older public-policy cases, so historical agreements require then-current law.
- La. Civ. Code art. 2329 · During the first year after moving to and acquiring a Louisiana domicile, spouses may enter a matrimonial agreement without court approval.
- Acts 1979, No. 709, § 1; Acts 1980, No. 565, § 1; Acurio v. Acurio, 224 So. 3d 935 (La. 2017) · Louisiana's current matrimonial-regime framework derives from the 1979 enactment, with article 2329 amended in 1980; Louisiana has no UPAA or UPMAA applicability schedule.
- Mass. Gen. Laws ch. 209, § 25 · For a qualifying written property contract, limitations upon property rights take effect when marriage occurs as if contained in a deed.
50-state follow-through
Open the underlying issue matrices.
Specialized facts often cross several ordinary legal topics. Compare each one separately instead of expecting a single clause label to answer everything.
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.