Prenups in the UK – When Are They Necessary Before Marriage?

Introduction

As couples prepare for marriage, love and commitment often take centre stage. Yet, amidst the celebration, it’s wise to consider the legal and financial implications of joining lives. One increasingly popular consideration in the UK is the prenuptial agreement (prenup).

But is a prenup really necessary before marriage? The answer depends on your personal and financial circumstances. This article explores when a prenup is recommended, what it can achieve, and how it aligns with the legal landscape in the UK—especially for individuals with significant property or wealth.

Understanding the Purpose of a Prenup

A prenuptial agreement is a legal document signed before marriage, setting out how assets and financial matters will be handled in the event of divorce or separation. It can:

• Protect pre-marital assets

• Clarify financial expectations

• Reduce the likelihood of contentious divorce proceedings

• Offer peace of mind for both parties

Is a Prenup Legally Required in the UK?

No, prenups are not a legal requirement in the UK. Couples can marry without one. However, they are increasingly viewed as an effective tool for asset protection and clarity—especially in high-value marriages.

Since the landmark case Radmacher v Granatino (2010), UK courts may uphold a prenup if it:

• Was entered into freely

• Involved full financial disclosure

• Included independent legal advice

• Was signed at least 28 days before the wedding

• Is fair and reasonable at the time of enforcement

When Is a Prenup Necessary?

While not mandatory, a prenup may be considered necessary in the following scenarios:

1. One Partner Has Significantly More Wealth

If one party owns property, has large investments, or family inheritance, a prenup helps ring-fence those assets.

2. There Are Children from a Previous Relationship

A prenup can ensure that certain assets are reserved for children from earlier unions.

3. Business Ownership

If you own a business, a prenup can prevent the need to divide or liquidate company shares in the event of divorce.

4. You Expect to Receive Inheritance

Future gifts and inheritance can be excluded from marital assets with proper clauses.

5. International Marriage or Assets

Prenups can simplify matters involving property or accounts held in different jurisdictions.

Benefits of Having a Prenup

• Transparency: Encourages open discussions about finances before marriage.

• Protection: Safeguards individual wealth and reduces future legal costs.

• Clarity: Defines rights and responsibilities, reducing ambiguity and tension.

• Efficiency: Makes divorce proceedings faster and less adversarial, should they arise.

Are Prenups Just for the Wealthy?

Absolutely not. While prenups are common among high-net-worth individuals, they are increasingly being used by professionals, entrepreneurs, and property owners at all levels. Anyone who wants financial clarity and peace of mind can benefit.

Fraser Bond’s Perspective on Prenups and Property

At Fraser Bond, we understand that property is often one of the most valuable assets a couple brings into a marriage. For clients with real estate portfolios or investments in London and beyond, having a prenup is a prudent measure.

Through partnerships with leading family law experts, Fraser Bond helps clients navigate the intersection of property and personal planning. We offer trusted guidance to protect your wealth while preparing for the next chapter in life.

Conclusion

A prenup isn’t necessary for everyone—but it can be essential for those with significant assets, prior obligations, or complex financial arrangements. In the UK, a properly structured and fairly negotiated prenup is a wise safeguard, offering clarity and legal reassurance.

Whether you're planning a first marriage or entering a second with substantial assets, consider speaking with a legal advisor and real estate specialist like Fraser Bond to explore your options.