Case study
What tools can help protect your spouse?
No single solution can achieve all of the objectives involved in succession planning.
An effective strategy generally relies on combining several legal instruments.
Solution No. 1 – Marriage contract providing for the full allocation of marital property to the surviving spouse
Objective: Strengthen the wife's financial protection before the estate is even opened.
Advantages:
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simplicity;
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legal certainty;
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reduction of the estate subject to succession rules;
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preservation of significant flexibility in managing the family's assets.
Limitations:
This solution applies only to marital property. The husband's separate property remains subject to succession law.
Solution No. 2 – Will
A will makes it possible to use the disposable portion of the estate in order to provide greater protection for the surviving spouse.
Since the reform that came into force on 1 January 2023, the reduction of the descendants' statutory entitlements has increased testamentary freedom.
In this case, that additional flexibility can be used to further strengthen the wife's protection.
A will therefore complements a marriage contract in a natural and effective way.
Solution No. 3 – Usufruct over the children’s share
When the primary objective is to maintain the surviving spouse’s standard of living, granting a usufruct over all or part of the assets passing to the children can be a particularly effective solution.
This allows the wife to continue receiving the income generated by the relevant assets while leaving bare ownership to the children.
This approach is frequently used when the family’s wealth includes income-generating real estate or substantial investment portfolios.
Solution No. 4 – Inheritance agreement
In this study case, both children are adults. They share the desire to protect their mother while also preserving strict long-term economic fairness between them.
These circumstances make an inheritance agreement particularly attractive.
It can notably:
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formally document family agreements;
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provide legal certainty for specific waivers or adjustments;
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reduce the risk of future disputes;
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bring greater stability to the overall succession strategy.
An inheritance agreement is often an excellent complement to a will when all family members are pursuing a common objective.
Solution No. 5 – Community property regime
A community property regime is sometimes considered as a way of providing even greater protection for the surviving spouse.
However, it fundamentally changes the couple’s wealth structure.
Depending on the provisions adopted, certain assets that would otherwise be classified as separate property may become part of the community estate, which can have significant implications from both a matrimonial property and succession planning perspective.
This solution can offer a very high level of protection for the surviving spouse, but at the cost of reduced flexibility and a more complex legal analysis.
It should therefore be approached with caution and reviewed by a notary.

A tailored approach to your wealth planning needs
Every family, every wealth situation, and every wealth transfer project is unique. Our specialists work alongside you to develop a strategy tailored to your objectives, your family circumstances, and your canton of residence.
“In families with significant wealth, protecting the surviving spouse rarely begins with a will. It starts with a thorough review of the matrimonial property regime, as this determines which assets will actually form part of the estate. Succession planning tools are then used to complement this first step and create a coherent, long-term strategy.”
Annabelle Guitton Wealth Planning Specialist
In the next episode
Discover how legal planning tools can be applied in practice through the case of this family. Explore the different wealth planning strategies reviewed by our specialists and see how they can work together to achieve long-term family objectives.
How can you protect your spouse while supporting your children during your lifetime without compromising long-term fairness?
Planning your succession is ultimately about protecting the people who matter most and providing a clear direction for your family's wealth.
Through this case study, discover how our specialists help clients navigate succession planning and build wealth transfer strategies aligned with their family's long-term objectives.
Explore the full case study below, presented as a series of episodes.
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Summary
Case study: protecting your spouse while supporting your children
An overview of our case study, including the clients' profile, the challenges they faced, and the key issues at stake.
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Episode #1
Case overview and family considerations
Spouse protection, support for children, and family fairness: discover the foundations of this case study.
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Episode #2
The first succession planning decisions
Discover why the matrimonial property regime is often the first and most effective way to protect a surviving spouse.
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Episode #3
Tools to protect your spouse
Marriage contract, will, usufruct rights, or an inheritance agreement: discover the key planning tools available to help protect a surviving spouse.
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Episode #4
Building the right succession strategy
Compare different planning strategies and their impact on spouse protection, children's interests, and long-term family balance.
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Episode #5
Supporting your children without creating inequalities
Lifetime gifts, advancements on inheritance, and family loans: how can you support your children when they need it most while preserving long-term economic fairness between heirs?
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Episode #6
Frequently asked questions and key takeaways
Explore the key insights from this case study and find answers to some of the most common questions about succession planning.
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