

Prenuptial agreements, or “prenups”, legal contracts created before marriage to outline how finances and property will be handled if the marriage ends, are now a common part of family law in Massachusetts. They were once mostly used by the wealthy or those with large family businesses. Today, many couples choose prenups for clarity and security before marriage. This trend shows a growing focus on financial planning and openness in relationships. As people often marry later, they bring more assets, debts, or blended families into marriage. Clear financial agreements have become increasingly important.
A prenuptial agreement does more than just protect assets. It helps couples set clear financial rights and responsibilities and reduces future disagreements if the marriage ends. By covering the division of assets and liabilities, handling debts, spousal support, and inheritance, it gives couples a concrete plan for possible conflicts. In Massachusetts, court decisions can be unpredictable, so a prenup provides more control and peace of mind over their financial future.
The enforceability of prenuptial agreements in Massachusetts is based on statutory law and case law developed over decades. Massachusetts General Laws provide the legal framework for marriage, property rights, and contract enforcement. But it is the judiciary that has shaped the specific standards for prenups. The courts have recognized prenuptial agreements as valid when they meet strict requirements for fairness and voluntariness.
Key statutes relevant to prenuptial agreements include rules about contracts, property rights, and family law. The most significant legal principles arise from judicial decisions that interpret these statutes in the context of marital agreements. The Supreme Judicial Court and Appeals Court have set clear enforceability guidelines. They emphasize full financial disclosure, lack of coercion, and fairness.
The evolution of prenuptial agreement law in Massachusetts can be traced through landmark cases, such as DeMatteo v. DeMatteo, 436 Mass. 18 (2002), and Ansin v. Craven-Ansin, 457 Mass. 283 (2010). These decisions set forth the two-pronged test for enforceability. An agreement must be fair and reasonable at both the time of execution and the time of enforcement. The courts have also addressed issues such as incomplete disclosure, the role of independent legal counsel, and the limits of contractual freedom in marriage.
Recent appellate and trial court decisions continue to refine these standards. Courts respond to new financial realities and evolving social norms. Massachusetts courts remain vigilant when examining prenuptial agreements for fraud, duress, or unconscionability. They ensure these contracts serve justice and public policy.
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Massachusetts uses a two-part test to decide if a prenuptial agreement can be enforced. This approach seeks balance. It preserves each person’s freedom to make agreements, but it also protects anyone who might be at a disadvantage.
The first prong requires that the agreement be fundamentally fair at the time it is signed. The courts look at whether both parties made full and truthful financial disclosures. They also consider whether the negotiation process was free from fraud, duress, or coercion. Each party must have had a meaningful opportunity to understand the terms, ideally with independent legal counsel. The goal is to ensure that neither party was misled, pressured, or deprived of key information when entering the contract.
The second prong checks the fairness of the agreement at the time it is enforced. This usually happens during divorce or after a spouse’s death. The court will not uphold an agreement that leaves one party without enough property, income, or support. They also reject agreements that cause unconscionable hardship. Strict equality is not required, but the terms must not “shock the conscience” or leave a spouse dependent on public assistance.
Massachusetts courts do not automatically invalidate agreements with large differences in assets or income. They consider the total situation, including how well each party disclosed finances. They also look at whether meaningful negotiation occurred and the agreement’s substantive terms. Poor disclosure, lack of independent counsel, and small benefits for the less-advantaged spouse can make an agreement unenforceable, as shown in cases like Schechter v. Schechter (2015).
In the end, a prenuptial agreement in Massachusetts must be made willingly. Both people must fully understand what they agree to. The agreement also needs to stay fair when enforced. Focusing on both process and terms helps make prenups useful for planning and protecting both spouses.
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Over the last five years, Massachusetts courts have updated and clarified the rules for prenuptial agreements. These changes offer helpful guidance for both lawyers and couples. Courts still rely on the two-part test from DeMatteo and Ansin. But recent cases highlight common issues that affect whether a prenup is upheld.
First, courts are paying closer attention to how and when financial information is shared. Some prenups have been thrown out because one person did not fully or clearly share their finances. Others failed because information was given too close to the wedding for proper review. Judges stress that everyone deserves clear, timely information before giving up important rights.
Second, whether each person has their own lawyer is now crucial. Having separate attorneys explain the details makes courts more likely to support prenups. If one person did not have a lawyer, or if the process felt rushed or unfair, courts look more closely for signs of pressure or confusion.
Third, courts still use the idea of fairness when deciding if a prenup should be enforced. They will not enforce agreements that leave one spouse in serious financial trouble. This is especially true if that person gave up important rights without getting much in return. Judges look at the whole situation, including how the agreement was made and what each person received.
Recent cases show that having very different amounts of assets or income does not automatically make a prenup invalid. But if this is combined with poor disclosure, little negotiation, or no legal advice, the agreement is more likely to be thrown out. Courts make it clear that both the details and the process matter. Skipping steps can put the prenup at risk. Both parties must enter into the contract with a full understanding of each other’s finances. This ensures that waivers of rights are made knowingly and voluntarily.
Best practice is to attach written schedules or exhibits to the agreement. These should list all assets and liabilities with supporting documents. Sometimes parties will use the Massachusetts Probate & Family Court financial statement forms as their schedules or exhibits for prenup purposes. Reference to tax returns, account statements, and appraisals as support. Disclosures should be exchanged with enough time before signing to allow review and consultation with counsel.
Massachusetts courts look carefully at what was shared, how much was shared, and when. If important information is left out, misrepresented, or described vaguely, the agreement may not be valid. Courts are especially careful when one person is less familiar with finances or when things move too quickly. Not sharing enough information is a serious problem. It prevents both people from making informed choices and weakens the agreement.
Failure to provide full and truthful disclosure can lead to the invalidation of the entire agreement. This is true regardless of the parties’ intentions. Courts have held that a prenuptial agreement is only as strong as the transparency and candor that support it. (Can Massachusetts Prenups Be Enforced? What Family Lawyers Say, 2025)
A prenuptial agreement is only as strong as the effort is put into drafting it. Both lawyers and couples should follow best practices to make sure their agreement will hold up in court.
Start negotiations early. Early discussions allow both parties to consider their options without the pressure of impending nuptials. Starting the process well ahead of time lowers the risk of pressure and gives plenty of time for open discussion, sharing information, and getting legal advice. Although not strictly required, Massachusetts courts strongly prefer when each person has their own lawyer. Having separate attorneys helps both people understand the agreement, know what rights they are giving up, and negotiate fairly.
If the agreement is ever challenged, having legal counsel makes it more likely to be upheld, given the specific financial realities, goals, and concerns of the parties. This may include provisions for business interests, anticipated inheritances, spousal support, or the treatment of future assets. Customization demonstrates that the agreement was thoughtfully negotiated and reflects the parties’ true intentions.
Document financial disclosures clearly. Attach detailed schedules of assets, liabilities, and income to the agreement, supported by relevant documentation. Both people should sign to confirm that they have reviewed and understood all the information. This documentation is very helpful if the agreement is ever questioned. The agreement should also use clear, simple language, so there is no confusion about what it means. Regularly reviewing and updating the agreement as life evolves can help maintain its fairness and enforceability.
By following these tips, couples can create prenups that meet Massachusetts legal standards and help build a clear, strong financial foundation for their marriage.
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Even though prenuptial agreements have many benefits, there are common problems that can make them unenforceable in Massachusetts. Knowing about these issues and how to avoid them is important for both lawyers and couples who want lasting protection.
A prenuptial agreement must be signed freely, without pressure or manipulation. Courts look closely at when and how the agreement was made. If a prenup is given right before the wedding or with threats of cancellation, it may be challenged for the duress. To avoid this, start talking early and give both people plenty of time to review the terms.
Failure to provide comprehensive financial disclosure is a leading cause of invalidation. Material omissions, vague asset descriptions, or incomplete schedules undermine the parties’ ability to make informed decisions. Courts have repeatedly held that transparency is non-negotiable; any attempt to conceal or misrepresent financial circumstances can render the agreement unenforceable. Attach detailed schedules and supporting documentation and confirm in writing that both parties have reviewed all disclosures.
If a prenup is extremely unfair or would leave one spouse in serious financial trouble, courts may set it aside. While Massachusetts does not require everything to be equal, judges will not enforce terms that are shocking or leave someone needing public help. To avoid this, make sure the less-advantaged spouse gets real benefits in exchange for giving up rights. Also, pay close attention to details like giving enough time for legal review and making sure all signatures are included. Using clear language and following all legal rules is very important.
By dealing with these issues ahead of time, couples can make sure their prenup will hold up in court and do what it is meant to do.
The involvement of independent legal counsel for each party is a critical factor in the enforceability of prenuptial agreements in Massachusetts. While not an absolute statutory requirement, courts strongly favor agreements where both parties have had the benefit of separate attorneys. (Comparisons | Global Practice Guides, n.d.)
Independent counsel ensures that each party fully understands the terms, implications, and rights being waived. It provides a safeguard against claims of duress, coercion, or lack of informed consent. Courts are more likely to uphold agreements where both parties received competent legal advice and had the opportunity to negotiate terms from an informed position.
Recent court decisions in Massachusetts have stressed how important it is for each person to have their own lawyer, especially if one person is less familiar with finances, or the agreement gives up major rights. (Do you need a lawyer in Massachusetts for a valid prenuptial agreement?, 2025) Not having a lawyer does not always mean the prenup will fail, but it makes courts look more closely and increases the risk it will be thrown out, especially if there are other problems like rushed talks or missing information.
When both people have their own lawyer, their prenup is more likely to be enforceable and less likely to cause problems later.
A prenuptial agreement is not set in stone. As life changes, its fairness and usefulness can change too. Regularly reviewing and updating the agreement helps keep it enforceable and in line with what both people want.
Significant life changes, such as the birth of children, substantial changes in income or assets, inheritance, or relocation, can impact the fairness and applicability of a prenup. An agreement that was reasonable at execution may become outdated or inequitable if not revisited in light of new circumstances.
Courts assess prenuptial agreements at the time of enforcement, considering whether the terms remain fair and reasonable. Regular updates help ensure that the agreement continues to meet legal standards and the parties’ evolving needs. Amendments should be executed with the same care as the original agreement, including full disclosure and independent counsel.
If couples see the prenup as a document that can be updated as life changes, they can keep it useful and avoid future problems.
A well-made prenuptial agreement gives couples in Massachusetts many real benefits. Most importantly, it makes each person’s financial rights and duties clear, so there is less confusion, and everyone knows what to expect. This openness helps prevent misunderstandings and arguments, both during the marriage and if it ends.
A prenup lays out how assets, debts, and possible spousal support will be handled, making it easier to solve financial issues fairly. Couples can protect things like family businesses, inheritances, or special assets, making sure their wishes are followed instead of default laws. This is especially helpful for complex finances, blended families, or big differences in wealth.
A good prenup also encourages open communication and trust. Talking through and sharing financial details helps both people be honest and understand each other better, which can strengthen marriage. If the marriage does end, having a clear agreement can reduce stress, lower legal costs, and help avoid long court battles.
In the end, prenuptial agreements help couples take charge of their finances, protect their interests, and build a relationship based on openness and respect. Knowing your assets and expectations are protected brings peace of mind and supports a stable marriage.
Careful planning and good legal advice are essential when making a prenuptial agreement. Massachusetts law has strict rules, so the agreement must be fair and follow all procedures, including full disclosure. Working with an experienced family law attorney helps make sure the prenup fits your situation, meets legal standards, and avoids future problems.
Planning ahead gives couples time to talk about the terms without pressure, consider future changes, and deal with financial issues as they arise. Lawyers can help find risks, create fair terms, and make sure everything is clearly written down. Prenup is not about mistrust. It is a positive step that brings financial security, lowers uncertainty, and helps build a strong marriage. A prenuptial agreement is a smart move for any couple. By handling the process carefully and honestly and getting professional help, you can protect your finances and support a lasting, harmonious marriage.
Wright Family Law Group serves clients across Massachusetts, including Middlesex, Essex, Suffolk, Plymouth, Norfolk, Bristol, Worcester, and Barnstable counties, from our offices in Tewksbury and Danvers, conveniently located near Route 495, Route 95, and Route 93.
Whether you’re facing divorce, custody disputes, child support, or another family law challenge, the time to act is now. Schedule your free 15-minute discovery call today and get the guidance you need to move forward with confidence.
General information based on Massachusetts law; not legal advice. Outcomes depend on facts. For advice, consult an attorney.

