A prenup lawyer Herriman Utah couples hire drafts a premarital agreement under Utah Code Title 81, Chapter 3, Part 2, the Uniform Premarital Agreement Act. The agreement must be in writing, signed by both parties, and it takes effect only when you marry. It can settle property and alimony in advance. It cannot touch child support.
Last updated: August 2026
Key Takeaways
- Utah’s premarital agreement statute moved. Since September 1, 2024 it lives at Utah Code Sections 81-3-201 through 81-3-208. Any page still citing Title 30, Chapter 8 is citing a renumbered statute.
- Utah’s enforcement test is unusually hard on the person attacking the agreement. Under Section 81-3-205, a challenger must prove the signature was involuntary, or prove the agreement was fraudulent plus all three disclosure failures. Utah did not adopt the softer “unconscionable” wording used in most states.
- A prenup needs no consideration and needs no notary under the statute. It needs a writing and two signatures, and it becomes effective only upon marriage.
- You can waive or shrink alimony. You cannot waive a child’s right to support, medical expenses, medical insurance, or child care coverage.
- The estate planning half of a prenup runs on a different test. Waiving the surviving spouse’s one-third elective share under Section 75-2-213 is judged for unconscionability, not fraud. Two standards, one document.
- A 401(k) survivor annuity cannot be waived before the wedding. Federal law requires a spouse to sign, so the prenup only buys a promise to sign again after the ceremony.
- Herriman sits in Salt Lake County and the Third Judicial District. The Herriman City Justice Court has no family law jurisdiction, so a contested prenup is litigated in district court.
Prenup Lawyer Herriman Utah: What the Job Actually Involves
Most people picture a prenup lawyer as someone who hands you a form. That is the opposite of the job. The document itself is short. The work is in the record you build around it: who disclosed what, when, in writing, and whether the other side had a genuine chance to read it, price it, and walk away. Utah’s statute makes that record the whole ballgame, because the grounds for throwing an agreement out are almost entirely procedural.
Here is the practical division of labor between you and a prenup lawyer Herriman Utah residents engage. A prenup lawyer Herriman Utah residents work with will normally handle five things:
- Scope the deal. Which assets are separate, which will be shared, what happens to appreciation, what happens to income earned during the marriage, and whether alimony is waived, capped, or left to a court.
- Build the disclosure package. Statements, appraisals, business valuations, debt schedules. This is the exhibit that decides enforceability years later.
- Draft to Utah’s statutory list. Section 81-3-203 is a closed-ended list of what parties may contract about, plus a catch-all that stops at public policy.
- Protect the timeline. Signing three days before a wedding with out-of-town guests already arriving is the single most common way a Utah prenup gets attacked as involuntary.
- Coordinate with the estate plan. A prenup that never mentions the elective share leaves the largest waiver in Utah law sitting on the table.
If you are already past the wedding, the tool changes but the goal does not. See the section on postnuptial agreements below, and read our broader guidance on prenuptial agreements in Utah.
Herriman grew from 1,523 residents at the 2000 census to 55,144 at the 2020 census, moving from the 111th largest incorporated place in Utah to the 14th.
That growth curve is why prenup work in this city looks different from prenup work in an older Salt Lake County neighborhood. A large share of Herriman households bought in during a decade of steep appreciation, which means one fiancé often walks into the marriage holding a house with substantial equity, a mortgage, and a down payment that came from a parent. Those three facts alone generate most of the property questions a prenup lawyer Herriman Utah couples hire has to answer.
Is a Prenuptial Agreement Legally Binding in Utah?
The first question every prenup lawyer Herriman Utah residents call gets asked is whether the document will actually hold. It will, if it is built correctly.
Yes. Utah has adopted the Uniform Premarital Agreement Act, and the statute is short enough to read in one sitting. Three provisions do the structural work.
Writing and signature. Section 81-3-202 requires a writing signed by both parties, and it expressly says the agreement is enforceable without consideration. That matters. In ordinary contract law you would need each side to give up something of value. Here the marriage itself supplies the consideration, so a one-sided-looking agreement is not void just because one person appears to get less.
Effective on marriage. Section 81-3-204 says a premarital agreement becomes effective upon marriage. Sign it and never marry, and it is a dead letter. Note what the statute does not say: there is no minimum waiting period, no notarization requirement, and no witness requirement in the text. Good practice adds a notary anyway, because a notarized signature is evidence against a later claim that the signature was forged or extracted at the rehearsal dinner.
Amendment and revocation. Also in Section 81-3-204: after marriage, the agreement may be amended or revoked only by a written agreement signed by both parties, and that amendment is likewise enforceable without consideration. Verbal side deals and “we agreed the house was ours” text messages do not amend a Utah prenup.
Definitions. Section 81-3-201 defines a premarital agreement as an agreement between prospective spouses made in contemplation of marriage and effective upon marriage, and defines “property” broadly: an interest, present or future, legal or equitable, vested or contingent, in real or personal property, including income and earnings. The phrase “income and earnings” is doing quiet work. It is the statutory hook that lets a Utah prenup address what a paycheck earned during the marriage becomes.
What a Utah Prenup Can and Cannot Contain
Section 81-3-203 is the menu. Everything a prenup lawyer Herriman Utah couples retain can draft has to fit inside it.
| Subject | Allowed under 81-3-203? | What it means in practice |
|---|---|---|
| Rights in property of either or both parties, whenever and wherever acquired | Yes, subsection (1)(a) | Covers the Herriman house bought before the engagement and the rental bought in year six |
| Right to buy, sell, transfer, lease, encumber, or manage property | Yes, subsection (1)(b) | Lets one spouse sell or refinance separate property without the other’s signature fight |
| Disposition of property on separation, divorce, or death | Yes, subsection (1)(c) | The core clause. Note it reaches death, not just divorce |
| Modification or elimination of spousal support | Yes, subsection (1)(d), subject to a safety valve | Alimony can be waived or capped, but see Section 81-3-205(2) below |
| Ownership of and disposition of life insurance death benefits | Yes, subsection (1)(e) | Often paired with an obligation to keep a policy in force |
| Choice of law governing construction | Yes, subsection (1)(f), with a limit | A court with jurisdiction may still apply the law of either party’s legal domicile if that is fair and equitable |
| Any other matter, including personal rights and obligations | Yes, subsection (1)(g), with limits | Stops at public policy and at any statute imposing a criminal penalty |
| Child support, medical expenses, medical insurance, child care coverage | No, subsection (2) | A child’s rights cannot be affected by a premarital agreement, full stop |
Anything outside that table is a drafting risk, which is why a prenup lawyer Herriman Utah couples hire will push back on clauses copied from another state. Two things people try to put in a Utah prenup that do not belong there. First, a custody schedule. A court decides custody under the best interest factors in Section 81-9-204 at the time of the dispute, using facts that do not exist yet on your wedding day. Second, penalty clauses tied to conduct, such as a fixed payment for infidelity. Utah’s fault provisions in divorce are a closed statutory list, and a contract that tries to price behavior invites a public policy challenge under subsection (1)(g). If your worry is behavior rather than money, the honest conversation is a different one. Our article on whether prenuptial agreements prevent a messy divorce takes that on directly.
The Utah Enforcement Test: Fraudulent, Not Unconscionable
This is the section that separates an informed prenup lawyer Herriman Utah clients trust from a form provider, because Utah quietly departed from the national model here.
The widely adopted version of the Uniform Premarital Agreement Act lets a challenger escape an agreement by showing it was unconscionable when executed plus a disclosure failure. Utah’s Section 81-3-205 uses a different word. Read the operative language:
A premarital agreement is not enforceable if the party against whom enforcement is sought proves that: (a) that party did not execute the agreement voluntarily; or (b) the agreement was fraudulent when the agreement was executed and, before execution of the agreement, that party … was not provided a reasonable disclosure … did not voluntarily and expressly waive, in writing, any right to disclosure … and did not have, or reasonably could not have had, an adequate knowledge of the property or financial obligations of the other party.
Unpack the structure, because the conjunctions decide cases.
- Path (a) stands alone. Involuntary execution alone voids the agreement. No disclosure analysis required. This is why timing and pressure are the first thing a Utah judge looks at.
- Path (b) is stacked. The challenger must show the agreement was fraudulent, and that before signing they (i) were not provided a reasonable disclosure of the other party’s property or financial obligations insofar as was possible, (ii) did not voluntarily and expressly waive that disclosure in writing, and (iii) did not have and could not reasonably have had adequate knowledge of the other party’s property or obligations.
- All three disclosure subparts are joined by “and.” Satisfy any one of them and path (b) collapses. That is a very high bar.
- Section 81-3-205(3) sends the fraud question to the judge: an issue of fraud of a premarital agreement is decided by the court as a matter of law, not by a jury.
This is the single most important thing a prenup lawyer Herriman Utah couples consult can explain to them. The practical translation: a merely lopsided Utah prenup is usually enforceable. A bad bargain is not a defense. What kills agreements in Utah is the process, not the price. Sign under pressure and you have a real argument. Sign after a full written disclosure with your own lawyer and time to think, and you are very likely bound to what you signed, even if hindsight makes it look harsh.
Voluntariness is the pressure point
Because path (a) needs nothing else, the drafting job is really a voluntariness-proofing job. The signals a court weighs are the ordinary ones: how many days before the ceremony, whether the fiancé had independent counsel, whether the draft arrived in final form or was negotiated, whether nonrefundable wedding costs were already sunk, whether the party had a language barrier, and whether they were told the wedding was off without a signature. None of these is dispositive by itself. Together they form the record.
| Fact pattern | Voluntariness risk | Fix |
|---|---|---|
| First draft delivered 60 or more days before the wedding | Low | Document the delivery date in the recitals |
| Signed 2 to 7 days before the ceremony | High | Postpone signing, or postpone the wedding date and re-execute |
| One lawyer drafts, other side signs unrepresented | Elevated | Pay for independent counsel and recite that it was offered and used |
| Disclosure exhibits attached and initialed | Low | Attach schedules as exhibits, initialed page by page |
| Disclosure waived orally | High | Section 81-3-205(1)(b)(ii) requires an express written waiver |
| Non-English-speaking party, English-only document | High | Certified translation, plus counsel who speaks the language |
The second standard hiding in the same document
Any competent prenup lawyer Herriman Utah couples hire drafts to both tests at once, because one document is litigated under two statutes.
Here is the wrinkle almost no prenup page in Utah mentions. Your prenup probably waives inheritance rights as well as divorce rights. Those two waivers are judged under different statutes and different words.
| Divorce side | Estate side | |
|---|---|---|
| Statute | Section 81-3-205 | Section 75-2-213 |
| Substantive trigger word | Fraudulent | Unconscionable |
| Disclosure phrase | “reasonable disclosure … insofar as was possible” | “fair and reasonable disclosure” |
| Standalone voluntariness ground | Yes | Yes |
| Who decides the substantive issue | The court, as a matter of law | The court, as a matter of law |
| May be signed after the wedding | No, it would be a postnuptial contract | Yes, expressly “before or after marriage” |
So the same set of facts can produce a prenup that survives a divorce challenge and fails a probate challenge, because “unconscionable” catches more than “fraudulent.” A drafter who treats the inheritance waiver as boilerplate is drafting to the wrong standard. If you are blending families, read estate planning for second marriages alongside this page.
Utah Is an Equitable Distribution State, Not a Community Property State
A surprising number of Utah prenup articles, including the version of this one that ran here before, contained a section on “community property laws.” Utah has none. Utah is an equitable distribution state. There are nine community property states and Utah is not among them, which you can confirm against the list of community property jurisdictions.
The difference is not academic, and it changes what your prenup is for.
| Question | Community property state | Utah (equitable distribution) |
|---|---|---|
| Default split of marital property | Presumptively 50/50 | Whatever the court finds equitable on the facts |
| Predictability without a prenup | Higher | Lower, because “equitable” is discretionary |
| Treatment of premarital assets | Generally separate | Generally separate, but commingling and marital contribution can convert them |
| Appreciation of separate property | Rules vary by state | Fact driven, and frequently litigated |
| What a prenup buys you | Escape from a fixed rule | A fixed rule in place of discretion |
Read that last row twice, because it reframes the whole engagement. In a community property state a prenup is mostly about opting out of a rigid formula. In Utah it is the opposite: the prenup supplies certainty where the statute supplies a judge’s discretion. That is why a prenup lawyer Herriman Utah couples hire spends most of the drafting time on tracing and characterization language, not on the split percentage. The court’s task in a Utah divorce is described in Section 81-4-406(4), which authorizes “any equitable orders” relating to the parties, a child, and any property, debts, or obligations. The Utah courts’ own self-help page on property and debts says the same thing in plainer words.
Related reading on how discretion plays out in real cases: property division and retirement accounts, property division and investment accounts, and how joint debts get divided. Debt allocation in a decree is governed by Section 15-4-6.5, which a prenup can front-run but not override as to creditors.
Can a Prenup Waive Alimony in Utah?
Yes, with one statutory escape hatch. Section 81-3-203(1)(d) expressly allows the modification or elimination of spousal support. Then Section 81-3-205(2) adds the limit: if the waiver causes one party to become eligible for public assistance at separation or dissolution, a court may order support notwithstanding the agreement, but only to the extent necessary to avoid that eligibility.
Note how narrow that is. It is not a general fairness override. It is a public-purse provision, and it tops up to the eligibility line and no further. A healthy earner who signed away alimony and now regrets it does not get relief from Section 81-3-205(2).
Understanding what you are waiving requires knowing the default. Without a prenup, Section 81-4-502 gives the court at least nine mandatory factors, including the standard of living during the marriage, the payee’s financial condition and needs, earning capacity including diminished workplace experience from caring for the payor’s minor child, the payor’s ability to pay, tax consequences, the length of the marriage, custody of a minor child, whether the payee worked in the payor’s business, and whether the payee funded the payor’s education.
Three provisions of Section 81-4-502 are worth putting in front of anyone considering a waiver:
- The ten-year presumption. Subsection (4)(b) creates a rebuttable presumption that the court will equalize the parties’ standards of living if the marriage lasted 10 years or more and the payee significantly diminished their workplace experience by agreement to care for the payor’s minor child. That presumption does not apply where the divorce petition was filed before May 1, 2024.
- The duration ceiling. Subsection (7) says the court generally may not order alimony for longer than the length of the marriage, and temporary alimony paid during the case counts toward that period. A court can extend it only on findings of extenuating circumstances or good cause.
- Remarriage aggregation. Subsection (8), effective for petitions filed on or after January 1, 2026, tells the court to add together the length of two marriages to the same person when setting that ceiling, unless aggregating would be inequitable.
Alimony also ends by operation of law. Under Section 81-4-505, it terminates on the payee’s remarriage, on either party’s death, and on cohabitation, with a one-year window from when the payor knew or should have known of the cohabitation. A well-drafted prenup either mirrors those triggers or deliberately displaces them.
The tax layer people forget
A prenup lawyer Herriman Utah residents work with should price alimony terms after tax, not before.
If your prenup fixes a dollar figure for spousal support, price it after tax. For any divorce or separation instrument executed after 2018, alimony is no longer deductible by the payer and no longer includible in the recipient’s income, and the same treatment applies to a pre-2019 agreement later modified to adopt the repeal. The IRS states this directly in Topic No. 452. A number that made sense under the old regime is roughly a third too generous to the recipient under the new one, depending on the brackets involved. More on this in tax law for divorce settlements, and on modification generally in divorce and alimony modification and spousal support modification.
Child Support and Custody Are Off the Table
Section 81-3-203(2) is one sentence and it is absolute: the right of a child, as defined in Section 81-6-101, to support, health and medical provider expenses, medical insurance, and child care coverage may not be affected by a premarital agreement.
That is four separate protected categories, not just the base support number. A prenup cannot cap a parent’s share of orthodontia. It cannot assign health insurance permanently to one parent. It cannot waive the child care add-on. Any clause that tries is severed, and a poorly drafted severability provision can drag neighboring clauses down with it.
The default rules a prenup cannot displace are the income shares guidelines in Section 81-6-204, under which each parent’s gross income is adjusted, combined, and run against a base combined obligation table. The table figure is the total for all children, not a per-child amount. Minimum parent-time sits in Section 81-9-302. Neither is contractible in advance.
A prenup lawyer Herriman Utah parents hire will simply refuse to draft those clauses, which is the correct answer rather than an unhelpful one. What a prenup can do around children is fund them rather than restrict them: a life insurance obligation under Section 81-3-203(1)(e), an education trust, a commitment to keep a 529 funded, or a promise about which house the children stay in. Those obligations run between the spouses and do not reduce a child’s statutory rights, so they survive. For the surrounding law see custody, father’s rights, and estate planning for children.
Protecting a Herriman Business With a Prenup
If you own an interest in a company, the prenup is doing something an operating agreement cannot. An operating agreement binds the members. It does not bind your future spouse, who is not a party to it. Two documents, two jobs.
The failure mode looks like this. You founded the company before the engagement, so the entity is separate property. Then you spend the marriage building it while drawing a below-market salary. Your spouse argues, correctly under Utah law, that marital effort produced part of the growth, so part of the growth is marital. Now the value of a private company is the central question in your divorce, and the case turns into a valuation fight. Section 81-4-502(6)(b) even directs the court to consider a compensating adjustment in property and alimony where a party’s earning capacity was greatly enhanced through the efforts of both parties.
A prenup lawyer Herriman Utah business owners retain can pre-answer all of it. Common clauses:
- A stipulated characterization: the entity, its subsidiaries, and any successor entity remain separate property regardless of appreciation or marital effort.
- A stipulated valuation date and method, so nobody litigates whether to use an income approach or a market multiple.
- A reasonable-compensation covenant: the owner will draw a stated salary, which removes the “you starved the household to build equity” argument.
- A transfer restriction backstop, so no court order can put voting equity in a non-owner’s hands, only an economic interest.
- A buyout mechanic with a defined discount rate and payment term, so a divorce cannot force a liquidity event.
Pair those with the entity documents. See what an LLC operating agreement does, partnership agreements, and Utah LLC formation. For the divorce-side mechanics read divorce and business ownership, business valuation methods, and protecting your business during a divorce. Succession planning belongs in the same conversation: business succession planning and Utah business succession. Herriman business owners can also start with our Herriman business lawyer and Herriman contract lawyer pages, and if the company holds brand or software assets, intellectual property counsel in Herriman.
Prenups and Estate Planning: The Elective Share Waiver
This is where a prenup delivers its largest single dollar effect, and where most template agreements are thin.
Utah does not let you disinherit a spouse by will. Under Section 75-2-202, the surviving spouse of a decedent domiciled in Utah may elect to take one third of the augmented estate. If the amounts available under Section 75-2-209 come to less than $75,000, the survivor gets a supplemental elective share bringing them up to $75,000.
Layered on top of that are three allowances that also run to a surviving spouse:
| Right | Statute | Amount | Waivable in a prenup? |
|---|---|---|---|
| Elective share | 75-2-202 | One third of the augmented estate | Yes, under 75-2-213 |
| Supplemental elective share | 75-2-202(2) | Floor of $75,000 | Yes, under 75-2-213 |
| Homestead allowance | 75-2-402 | $22,500 | Yes, expressly named in 75-2-213(1) |
| Exempt property | 75-2-403 | $15,000 in household goods, vehicles, personal effects | Yes, expressly named in 75-2-213(1) |
| Family allowance | 75-2-404 | Reasonable maintenance during administration, capped at one year if the estate is inadequate | Yes, expressly named in 75-2-213(1) |
| Omitted spouse share | 75-2-301 | An intestate share where the will predates the marriage | Addressed by drafting, see below |
Two drafting points follow, and both are things a prenup lawyer Herriman Utah couples hire should raise without being asked.
First, name the rights. Section 75-2-213(1) permits waiver of the election, the homestead allowance, exempt property, and the family allowance, wholly or partially, before or after marriage, by a signed written contract. Subsection (4) then says a waiver of “all rights” or equivalent language operates as a waiver of all four plus a renunciation of anything that would pass by intestacy or by a will executed before the waiver. Broad language works, but naming each right by statute number is better evidence and costs nothing.
Second, fix the will. Section 75-2-301 gives a spouse who married after the will was signed an intestate share of the estate, unless the will was made in contemplation of that marriage, or says it survives a later marriage, or the testator provided for the spouse outside the will with intent that it be in lieu of a testamentary provision. Signing a prenup and never updating a pre-engagement will is how an estate ends up litigating that three-part exception. Update the will, the trust, and the beneficiary designations in the same month you sign the prenup. Start with when to start estate planning, Utah estate planning law, and how to fund a trust in Utah. Blended-family planning tools are covered in what a QTIP trust does, and the failure modes in the estate planning mistake that destroys generational wealth.
The ERISA Trap: Why a Prenup Cannot Waive a 401(k) Survivor Benefit
Here is a defect that appears in a large share of do-it-yourself Utah prenups.
Federal law protects a participant’s spouse in most private retirement plans. Under 29 U.S.C. Section 1055, a qualified joint and survivor annuity or qualified preretirement survivor annuity can only be given up by an election in which the participant’s spouse consents in writing, with the consent witnessed by a plan representative or a notary. A fiancé is not a spouse. A signature dated before the wedding is therefore not a valid spousal consent, no matter how clearly the prenup says it is.
The workaround is a covenant, not a waiver, and a prenup lawyer Herriman Utah clients trust will flag the gap rather than paper over it. The prenup contains a promise to execute the plan’s own consent form promptly after the marriage. If the spouse then refuses, you have a contract claim rather than a completed waiver, which is a materially weaker position. So the calendar item matters: sign the plan paperwork in the first weeks of the marriage, not “sometime.” The same caution applies to IRAs in reverse, since IRAs are not governed by that spousal-consent rule and the beneficiary designation controls. See retirement account division for the divorce-side treatment.
Timing: How Early Should a Prenup Lawyer Herriman Utah Engagement Begin?
The honest answer from any prenup lawyer Herriman Utah couples consult is 60 to 90 days before the wedding, and here is why that specific range.
| Weeks before the wedding | What should be happening |
|---|---|
| 12 to 10 | Both parties decide to do it. Each retains separate counsel. Conflict check clears. |
| 10 to 8 | Financial disclosure assembled: account statements, appraisals, business valuation, debt schedule, tax returns. |
| 8 to 6 | First draft circulated with exhibits attached. Not a term sheet, a signable draft. |
| 6 to 3 | Negotiation and redlines. This is where alimony and business terms actually settle. |
| 3 to 2 | Execution with a notary. Each party keeps an original with exhibits. |
| 2 to 0 | Nothing. Deliberately. A quiet gap before the ceremony is itself evidence of voluntariness. |
Two Utah timing facts bracket that schedule. A marriage license issued by a county clerk is invalid if not used within 32 days of issuance under Section 81-2-302(5), so the license and the prenup should not be handled in the same week. And the prenup itself has no deadline in the statute at all, which is exactly why courts scrutinize the days before the ceremony instead. Herriman couples get their license from the Salt Lake County Clerk’s Marriage Division at 2001 South State Street, Suite S2-200, Salt Lake City, by appointment.
Section 81-2-302 also sets out what makes a Utah marriage solemnized: a valid license, each party willingly declaring intent without duress, required affidavits filed under Section 81-2-303, an officiant pronouncing the parties married, and at least two witnesses aged 18 or older. Because a premarital agreement takes effect only upon marriage, a defect in that chain is also a defect in your prenup’s trigger. Background reading: Utah marriage law.
Nine Ways a Utah Prenup Fails
Before signing anything, walk this list with a prenup lawyer Herriman Utah couples have vetted. These are the defects that show up in litigation.
Every one of these maps to a specific statutory hook, which is what makes them fixable in advance.
- Signed under time pressure. Section 81-3-205(1)(a). Involuntary execution is a standalone ground and needs no proof of unfairness.
- Disclosure waived out loud instead of in writing. Section 81-3-205(1)(b)(ii) requires an express written waiver, so an oral waiver leaves that subpart unsatisfied for the challenger.
- Assets listed without values. “Interest in ABC LLC” is a label, not a disclosure. Attach a value or a valuation method.
- A child support clause. Section 81-3-203(2) voids it, and weak severability language can pull the surrounding provisions with it.
- Amended by conduct. Section 81-3-204(2)(a) permits amendment only by a signed writing, so a decade of treating separate property as joint does not amend the agreement, but it does create commingling arguments about the underlying assets.
- Never triggered. Section 81-3-204(1) makes the agreement effective upon marriage. Long engagements that never end in a ceremony leave nothing enforceable.
- No inheritance waiver, or a generic one. Section 75-2-213 is a separate statute with a separate standard, and skipping it leaves the one-third elective share intact.
- A pre-wedding 401(k) waiver. 29 U.S.C. Section 1055 requires a spouse to sign, so the waiver is ineffective as written.
- Alimony waived into public assistance eligibility. Section 81-3-205(2) lets the court order support anyway, up to the eligibility line.
What Happens If the Marriage Is Void, or If Years Pass
Two short provisions do heavy lifting at the margins.
Section 81-3-206 handles a void marriage. If a marriage is determined void, an agreement that would otherwise have been a premarital agreement is enforceable only to the extent necessary to avoid an inequitable result. That is a partial-enforcement rule, not an all-or-nothing one, and it is the reason the annulment grounds in Section 81-4-302 matter to prenup drafting. See also marriage annulment in Utah and annulment versus divorce.
Section 81-3-207 tolls the clock. Any statute of limitations applicable to a claim for relief under a premarital agreement is tolled during the marriage. Practically, that means a breach in year three of a thirty-year marriage is still actionable at the divorce, and the “that was ages ago” defense does not work. It cuts both ways, which is worth knowing before you decide to quietly ignore an obligation in your own agreement.
Section 81-3-208 instructs courts to construe the part to make the law uniform among enacting states, which is how out-of-state authority becomes persuasive. Background on the model act is at the Uniform Premarital Agreement Act and generally at Cornell’s Legal Information Institute.
Postnuptial Agreements: The Option After the Wedding
Utah’s Uniform Premarital Agreement Act applies to agreements “made in contemplation of marriage and to be effective upon marriage.” A postnuptial agreement, signed after the ceremony, sits outside that part. It is enforced under general contract law together with the marital provisions of Title 81, Chapter 3, Part 1.
Two of those provisions are the enabling ones. Section 81-3-102 says a married individual may contract, sue, or be sued to the same extent and in the same manner as if unmarried. Section 81-3-103 says a conveyance, transfer, or lien from one spouse to the other is valid to the same extent as between other persons. Together they are why spouses can rearrange property between themselves at all.
| Prenuptial agreement | Postnuptial agreement | |
|---|---|---|
| Governing statute | Title 81, Chapter 3, Part 2 | Contract law plus Title 81, Chapter 3, Part 1 |
| Consideration required | No, Section 81-3-202(2) | Generally yes |
| Effective when | Upon marriage | On execution |
| Statutory enforcement test | Yes, Section 81-3-205 | No single statutory test |
| Can waive elective share | Yes, Section 75-2-213 covers before or after marriage | Yes, same statute |
| Best for | Assets and expectations that exist before the wedding | A business started during the marriage, an inheritance received, or repairing a failed prenup |
Because there is no statutory safe harbor, a prenup lawyer Herriman Utah spouses hire after the wedding works to a higher standard, not a lower one. a Utah postnuptial agreement is drafted more conservatively than a prenup: full disclosure, independent counsel on both sides, and no pressure, every time. A related but distinct tool is the temporary separation order under Section 81-4-104, which produces court orders valid for one year rather than a private contract.
Living Together First: A Utah Deadline You Should Know
Many Herriman couples cohabit before marrying, and Utah treats unsolemnized relationships in a way that is changing right now.
Utah has never had classic common law marriage. It has a petition procedure: a court may recognize an unsolemnized marriage where two people of legal age, capable of consent and legally able to marry, cohabited, mutually assumed marital rights and obligations, and held themselves out with a uniform and general reputation as spouses. That petition can be filed during the relationship or within one year after it ends.
On and after May 5, 2027, an individual may not file a petition to validate an unsolemnized marriage.
Utah Code Section 81-2-408(4), as amended by Chapter 347, 2026 General Session
That sunset matters to prenup planning in two directions. If you have been cohabiting and one of you might later claim an unsolemnized marriage, the window to raise it is closing. And if you want to foreclose the claim entirely, the cleanest instrument is a written cohabitation agreement now and a prenup before the wedding. See common law marriage in Utah for the fuller treatment.
What a Prenup Costs, and How It Is Billed
Costs vary with complexity, not with the length of the document. The drivers are the number of entities, whether a business valuation is needed, whether real property has to be traced, and how many rounds of negotiation the other side’s counsel wants.
| Situation | Typical work | What drives the fee |
|---|---|---|
| Two salaried professionals, no children, one house | Disclosure schedules, characterization clauses, alimony terms, estate waiver | One or two negotiation rounds |
| One party owns an operating business | Above, plus entity carve-outs, valuation method, compensation covenant | Valuation work and coordination with the operating agreement |
| Second marriage with children from a prior relationship | Above, plus elective share waiver, will and trust updates, beneficiary changes | Estate documents drafted alongside the prenup |
| Significant premarital debt, including student loans | Debt schedules, indemnity clauses, Section 15-4-6.5 coordination | Tracing and creditor analysis |
| Reviewing a prenup the other side prepared | Read, advise, redline, and document independent counsel | Usually the least expensive engagement, and the most important one to actually do |
Set the fee against the alternative. A contested Utah divorce starts at a $350 filing fee under Section 78A-2-301 and goes up from there through discovery, expert valuation, and mandatory mediation under Section 81-4-403. The prenup is the cheap document in that comparison. See how legal fees work in Utah for how billing is structured generally.

Where a Prenup Lawyer Herriman Utah Disputes Get Heard
Herriman is in southwestern Salt Lake County, which places it in Utah’s Third Judicial District. The nearest district courthouse is the West Jordan District Court at 8080 South Redwood Road, Suite 1701, West Jordan, Utah 84088, telephone (801) 233-9700. The other Third District location is the Matheson Courthouse at 450 South State Street in Salt Lake City.
The Herriman City Justice Court is not an option here. Justice courts handle traffic matters, small claims, and class B and C misdemeanors. They have no family law jurisdiction, so a petition to enforce or invalidate a premarital agreement is filed in district court regardless of where in Herriman you live.
Two procedural points worth knowing before a dispute starts. Under Section 81-4-402, a divorce requires 90 days of residency in the county and the court generally may not enter a decree until 30 days after filing. Under Section 81-4-403, at least one good-faith mediation session is mandatory once an issue is contested. A clear prenup narrows what is contested, which is often the difference between one mediation session and a year of litigation. The Utah courts publish plain-language guidance on the process at their divorce self-help pages and their family law overview.
Local practice pages: divorce lawyer in Herriman, family law attorney in Herriman, and guardianship lawyer in Herriman. Nearby cities: South Jordan, West Jordan prenuptial agreements, West Jordan prenup lawyer, Taylorsville prenuptial agreements, Taylorsville prenup lawyer, and Salt Lake City.
Prenup Versus the Alternatives
Part of what a prenup lawyer Herriman Utah clients retain does is tell you when a premarital agreement is not the instrument you need.
A premarital agreement is one tool among several, and it is not always the right one.
| Tool | When it takes effect | What it controls | Best for |
|---|---|---|---|
| Premarital agreement | On marriage | Property characterization, alimony, death rights | Anyone with assets, debts, children, or a business before the wedding |
| Postnuptial agreement | On signing | Same subjects, weaker statutory footing | Circumstances that changed after the wedding |
| Cohabitation agreement | On signing | Property and support between unmarried partners | Couples living together with no wedding date |
| Revocable trust plus pourover will | On death | Who inherits, and how | Estate control, but it does not defeat the elective share on its own |
| Irrevocable or asset protection trust | On funding | Creditor and claim exposure | Wealth held before the marriage, funded well in advance |
| Operating agreement transfer restrictions | On adoption | Who may hold equity | Co-owners protecting the cap table, not the marriage |
In many Herriman cases the answer a prenup lawyer Herriman Utah couples consult gives is two or three of these together. A prenup that waives the elective share, plus an updated trust, plus a transfer restriction in the operating agreement, is a far more durable structure than any one of them alone. See asset protection trusts in Utah and Utah trust law.
How to Raise the Subject Without Blowing Up the Engagement
A prenup lawyer Herriman Utah couples hire can draft the agreement in a week. The legal work is the easy half. The conversation is the hard half, and how it goes affects enforceability, because pressure is a legal defect and not merely a social one.
What tends to work: raise it early and away from wedding logistics; frame it as a disclosure exercise rather than a divorce plan; go first with your own numbers before asking for theirs; pay for the other person’s lawyer; and accept that a negotiated agreement you like less is worth more than a one-sided agreement that gets thrown out. What tends to fail: presenting a finished document, attaching it to a deadline, or letting a parent drive the terms.
Couples who want the softer framing first can read the benefits of a prenuptial agreement, painless prenups, prenups made easy, simple prenups, straightforward prenups, uncomplicated prenups, worry free prenups, and easy prenups. Couples for whom faith is part of the decision may find prenuptial agreements and the Catholic Church useful, and divorce and religion covers the broader question.
How to Choose a Prenup Lawyer Herriman Utah Couples Can Rely On
Most “how to choose a lawyer” advice is generic. These questions are specific to this document, and the answers tell you quickly whether the person in front of you does this work regularly.
- “Which statute governs, and what changed in 2024?” The right answer names Title 81, Chapter 3, Part 2 and mentions the September 1, 2024 recodification out of Title 30. A prenup lawyer Herriman Utah couples should hire does not cite dead statutes.
- “Does Utah use the unconscionability test?” The right answer is no, Utah’s Section 81-3-205 says fraudulent, and explains why that raises the bar for a challenger.
- “How will you handle the elective share?” The right answer names Section 75-2-213 and its separate standard rather than treating inheritance as an afterthought.
- “Can we waive my 401(k) survivor benefit in the prenup?” The right answer is not as such, and explains the post-marriage consent form.
- “Will you represent both of us?” The right answer is no. One lawyer cannot represent two people negotiating against each other. See what a conflict of interest means.
- “What is your document retention practice?” A prenup may not be read for thirty years. Ask where the signed original and the disclosure exhibits will live.
Ask those six questions and you will know within ten minutes whether you are talking to a prenup lawyer Herriman Utah couples should hire. If you are comparing options generally, our pages on attorneys in Utah, finding an attorney near you, and how a law office engagement works cover the mechanics of hiring.
A Herriman Checklist Before Your First Meeting
Bring these to a first meeting with a prenup lawyer Herriman Utah residents recommend and the file moves immediately.
Bringing these to a first consultation cuts the drafting timeline roughly in half, because the disclosure exhibit is the long pole.
- Two years of tax returns, including all schedules and K-1s.
- Current statements for every bank, brokerage, and retirement account, including plan names for anything employer sponsored.
- Deeds and current mortgage statements for real property, plus documentation of any down payment gift and who gave it.
- Entity documents: articles, operating agreements, buy-sell agreements, and the most recent balance sheet.
- A complete debt list: student loans, vehicle loans, credit cards, personal guarantees, and any judgment.
- Existing estate documents: will, trust, powers of attorney, and every beneficiary designation.
- Any expected inheritance, trust interest, or family business succession plan you know about.
- Your wedding date, and the date you plan to apply for the marriage license.
One more item that people skip, and that a prenup lawyer Herriman Utah couples meet with will always ask for: prior agreements. If either of you was married before, the earlier decree may contain surviving obligations that constrain what you can promise now. Bring the decree.
Utah Prenup Statutes at a Glance
Keep this table. It is the working map a prenup lawyer Herriman Utah residents hire uses on every file.
| Section | Subject | The one thing to remember |
|---|---|---|
| 81-3-201 | Definitions | “Property” includes income and earnings, present or future |
| 81-3-202 | Writing and signature | Enforceable without consideration |
| 81-3-203 | Permitted content | Seven allowed subjects, and no effect on a child’s rights |
| 81-3-204 | Effect, amendment, revocation | Effective on marriage, amended only in a signed writing |
| 81-3-205 | Enforcement | Involuntary execution, or fraud plus all three disclosure failures |
| 81-3-206 | Void marriage | Enforced only as needed to avoid an inequitable result |
| 81-3-207 | Limitations | The clock is tolled during the marriage |
| 81-3-208 | Construction | Construed to be uniform with other enacting states |
| 75-2-213 | Waiver of spousal death rights | Different statute, different test, before or after marriage |
Related Reading for Herriman Couples
A premarital agreement sits at the intersection of four practice areas, which is why a prenup lawyer Herriman Utah couples hire rarely works on the document alone. These pages go deeper on each side of it.
Prenuptial agreements
Utah prenup agreement attorney, prenups simplified, and how a prenup shapes the divorce process.
If the marriage ends anyway
Divorce lawyer, divorce lawyers, navigating the divorce process, information on divorce in Utah, Utah divorce resources, keeping negotiations civil, alternative dispute resolution, the Utah divorce rate, and Utah divorce statistics.
Spousal support
Alimony lawyer, what to know about alimony laws, spousal support in divorce, and alimony rights and obligations.
Money, assets, and disclosure
Uncovering hidden assets, financial planning during divorce, planning for financial security, financial independence for women, and financial independence for men.
Families that are already blended
Blended family dynamics, LGBTQ divorce considerations, estate planning for childless couples, and marriage annulment.
Estates and trusts
Estate lawyer, trust administration in Utah, trust litigation, the Utah probate guide, digital asset estate planning, estate planning for business asset protection, and estate planning for business owners.
Business owners
Business lawyer Utah, Utah small business attorney, commercial contracts, what a business succession lawyer does, removing a partner from a Utah business, whether a partner can push you out, why free contract templates backfire, and corporate counsel in West Jordan.
Real property and nearby cities
Fee simple title, estate planning in West Jordan, probate in West Jordan, family law in Taylorsville, divorce in Taylorsville, divorce in Murray, divorce in Lehi, family law in Provo, family law in West Bountiful, and family law attorney.
Frequently Asked Questions
Does a prenup have to be notarized in Utah?
The statute does not require it. Section 81-3-202 requires only a writing signed by both parties. Notarization is still standard practice because it is evidence against a later claim that a signature was forged or obtained at the last minute, and because some counties and institutions expect it on recorded documents.
How close to the wedding can we sign a prenup in Utah?
There is no statutory deadline, which is exactly the problem. Because Section 81-3-205(1)(a) makes involuntary execution a standalone ground to void the agreement, signing days before the ceremony creates the strongest available attack. Aim to finish 30 days out and start 60 to 90 days out.
Can a prenup decide who gets custody of our children?
No. Section 81-3-203(2) says a child’s rights to support, medical expenses, medical insurance, and child care coverage cannot be affected by a premarital agreement, and custody is decided under the best interest factors in Section 81-9-204 using facts that exist at the time of the dispute, not on your wedding day.
Is a prenup enforceable in Utah if it is one-sided?
Usually yes. Utah’s test in Section 81-3-205 asks whether execution was voluntary and whether the agreement was fraudulent plus all three disclosure failures. It does not ask whether the deal was fair. A lopsided bargain signed knowingly, with disclosure and independent counsel, is generally enforceable.
Can we waive alimony completely?
You can, subject to one limit. Section 81-3-203(1)(d) permits modifying or eliminating spousal support, but Section 81-3-205(2) lets a court order support anyway if the waiver would make one party eligible for public assistance, and only to the extent needed to avoid that eligibility.
Does a Utah prenup protect an inheritance I have not received yet?
Yes, if it is drafted to reach future interests. Section 81-3-201(2) defines property to include an interest that is present or future, vested or contingent, so an expected inheritance or a contingent trust interest can be characterized in advance. Say so explicitly rather than relying on general separate-property language.
What happens to our prenup if we never actually get married?
Nothing happens, because nothing took effect. Section 81-3-204(1) makes a premarital agreement effective upon marriage. If the engagement ends, the document is inoperative and neither party can enforce its terms.
Can a prenup be changed after the wedding?
Yes, but only in writing. Section 81-3-204(2) allows amendment or revocation after marriage only by a written agreement signed by both parties, and that amendment needs no consideration. Years of behaving inconsistently with the agreement does not amend it.
Do both of us need our own lawyers?
Not as a statutory requirement, but as a practical one. Independent counsel on both sides is the single strongest fact against a later claim of involuntary execution, and one lawyer cannot ethically represent two parties negotiating against each other. Paying for the other side’s lawyer is money spent on enforceability.
We already got married. Is it too late?
It is too late for a prenup, not too late to act. A postnuptial agreement can cover the same subjects under general contract law and Sections 81-3-102 and 81-3-103, and Section 75-2-213 expressly allows a waiver of spousal death rights before or after marriage.
How much does a prenup lawyer Herriman Utah couples hire cost?
It depends on complexity rather than page count. The drivers are the number of business entities, whether a valuation is required, how much real property must be traced, and how many negotiation rounds the other side wants. Reviewing an agreement someone else drafted is normally the least expensive engagement.
Which court hears a dispute about a Herriman prenup?
The Third Judicial District, most often the West Jordan District Court at 8080 South Redwood Road. The Herriman City Justice Court handles traffic, small claims, and class B and C misdemeanors, and has no family law jurisdiction.
Looking for a prenup lawyer Herriman Utah couples can start with today, early enough that the agreement holds up?
Schedule a consultation with Jeremy Eveland or call (801) 613-1472. Offices in Lindon and West Jordan, Monday through Friday, 9:00 a.m. to 5:00 p.m. Mountain.
This article is general information, not legal advice, and it does not account for the facts of your situation. Reading it does not create an attorney-client relationship. Statutes change. Confirm current law with counsel before acting.
Jeremy Eveland
17 North State Street
Lindon UT 84042
(801) 613-1472
Jeremy Eveland
8833 S Redwood Road
West Jordan UT 84088
(801) 613-1472