Matrimonial Agreement Template for the United States

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What is a Matrimonial Agreement?

Matrimonial Agreements serve as essential legal tools for individuals entering or already in marriage who wish to clearly define their financial rights and obligations. These agreements, governed by U.S. state laws and federal regulations, provide certainty and protection regarding property division, inheritance rights, and financial responsibilities. A properly executed Matrimonial Agreement can help prevent future disputes, protect business interests, and ensure both parties' intentions are clearly documented and legally enforceable. The agreement requires careful consideration of state-specific requirements, full financial disclosure, and independent legal counsel for both parties.

Frequently Asked Questions

Are matrimonial agreements legally binding in the United States?

Yes, matrimonial agreements are legally binding in the United States when properly executed according to state law and the Uniform Premarital Agreement Act (UPAA). The agreement must be in writing, signed by both parties, and meet specific requirements such as full financial disclosure and voluntary execution without duress. Courts will enforce these agreements unless they find unconscionability or procedural defects at the time of signing.

How long does it take to create a valid matrimonial agreement?

Creating a matrimonial agreement typically takes 2-6 weeks, depending on the complexity of assets and negotiations between parties. The process includes financial disclosure, drafting, review periods, and revisions. Most states require the agreement to be signed well before the wedding date (often 30+ days) to avoid claims of duress or coercion.

Can matrimonial agreements be enforced if one spouse dies or we divorce?

Yes, properly executed matrimonial agreements are generally enforceable during divorce proceedings and upon death of a spouse. However, courts may invalidate agreements that are unconscionable at the time of enforcement, lack proper financial disclosure, or violate public policy. The agreement must comply with both state family law and federal regulations like ERISA for retirement benefits.

How is a matrimonial agreement different from a postnuptial agreement?

A matrimonial agreement (prenuptial) is signed before marriage, while a postnuptial agreement is executed after marriage. Prenuptial agreements are generally easier to enforce because there's no existing marital relationship that could create undue influence. Postnuptial agreements face stricter scrutiny from courts and may require additional consideration beyond the marriage itself to be valid.

Do matrimonial agreements need to be notarized to be valid?

Notarization requirements vary by state, but many states require matrimonial agreements to be notarized or witnessed to be enforceable. Some states following the UPAA only require the signatures of both parties, while others mandate notarization or witness signatures. It's safest to have the agreement notarized regardless of state requirements to strengthen its validity.

Can I include child custody and support provisions in a matrimonial agreement?

No, you cannot include binding child custody or child support provisions in a matrimonial agreement under U.S. law. Courts retain jurisdiction over child-related matters and will always prioritize the best interests of the child over any prior agreement between parents. However, you can include provisions about spousal support, property division, and other financial matters between spouses.

Will my matrimonial agreement be invalid if I don't disclose all my assets?

Yes, failure to provide full and fair financial disclosure can invalidate a matrimonial agreement in most U.S. states. Both parties must disclose all assets, debts, and income sources before signing. Courts may set aside agreements where one party concealed significant assets or provided misleading financial information, as this violates the voluntary and informed consent requirement under the UPAA.

Reviewed by

Swetha Meenal

Legal Engineer, GenieAI

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A lawyer, legal researcher and legal tech founder, Swetha has built AI products deployed inside Tier 1 firms and enterprises. She ensures GenieAI's alignment with the latest regulation and executes testing on the legal robustness of Genie output.

Reviewed by

Imad Mohammed Nazar

Legal Engineer, GenieAI

Imad Mohammed Nazar profile photo

A Skadden-trained M&A lawyer, Imad advised on cross-border transactions and contractual risk before moving into legal AI. He reviews GenieAI's output for compliance and enforceability across our 150+ supported jurisdictions, as well as facilitating external benchmarking.

Jurisdiction

United States

Publisher

GenieAI

Sector

Business

Cost

Free to use

Last updated

About the Matrimonial Agreement

A Matrimonial Agreement is a comprehensive legal contract that allows you and your spouse or future spouse to define your financial rights, property arrangements, and obligations under United States law. Whether you're planning to marry or are already married, this agreement provides legal certainty and protection for both parties' interests while ensuring compliance with federal and state regulations.

When do you need this document?

You need a Matrimonial Agreement when you want to protect separate property before marriage, especially if you own a business, have significant assets, or expect future inheritance. It's essential if either party has children from previous relationships and wants to ensure certain assets remain designated for those children. You should also consider this agreement if there's a significant difference in income or wealth between you and your partner, or if you want to specify spousal support arrangements in advance. Many couples use these agreements to clarify financial responsibilities during marriage and establish clear guidelines for property division should the marriage end.

Key legal considerations

Your Matrimonial Agreement must include full financial disclosure from both parties, covering all assets, debts, and income sources. The property rights section should clearly distinguish between separate property (owned before marriage) and marital property (acquired during marriage), considering whether your state follows community property or equitable distribution principles. Financial obligations clauses should address ongoing responsibilities, spousal support, and how expenses will be handled during the marriage. Both parties must have independent legal representation to ensure the agreement is fair and enforceable. The agreement cannot include provisions regarding child custody or support, as courts retain jurisdiction over children's best interests.

Legal requirements in United States

Under the Uniform Premarital Agreement Act (UPAA), adopted by most states, your agreement must be in writing and signed by both parties before marriage. Many states require notarization and witness signatures to ensure proper execution. The agreement becomes effective upon marriage and must comply with your state's specific family law codes. Federal laws like ERISA govern how retirement benefits can be addressed, while federal tax laws impact property division and support arrangements. Some states impose additional requirements such as waiting periods between signing and marriage, or mandatory disclosure periods. The agreement must be entered into voluntarily without duress, with both parties understanding its implications. Courts will scrutinize the agreement's fairness at the time of execution and may invalidate unconscionable terms.

GOVERNING LAW

Applicable law

This Matrimonial Agreement is drafted to comply with United States law. Key legislation includes:

UPAA: Uniform Premarital Agreement Act - A federal framework adopted by many states that provides guidelines for creation, modification and enforcement of prenuptial agreements

Federal Tax Laws: Federal regulations governing taxation aspects of property division, support obligations, and other financial arrangements in matrimonial agreements

ERISA: Employee Retirement Income Security Act - Federal law governing retirement benefits and their treatment in matrimonial agreements

State Family Law Codes: State-specific laws governing marriage, divorce, and family matters that must be considered in matrimonial agreements

Property Division Laws: State laws determining whether the jurisdiction follows Community Property or Equitable Distribution principles in property division

State Contract Laws: General contract law principles specific to each state that govern the formation and enforcement of matrimonial agreements

State Estate Planning Laws: Laws governing inheritance rights, estate planning, and death benefits that may be affected by matrimonial agreements

Procedural Requirements: Legal requirements including independent counsel, financial disclosure, timing requirements, and proper execution formalities

Case Law Precedents: Relevant court decisions establishing precedents for enforcement, unconscionability, and interpretation of matrimonial agreements

Constitutional Principles: Fundamental constitutional rights including due process, equal protection, and right to contract that impact matrimonial agreements

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