One Family, Multiple Passports: Where Should Estate Planning Begin?
For globally connected families, succession planning is not a matter of choosing one country or signing one will. It is the process of aligning family, assets, jurisdictions and governance into a single coordinated strategy.
The first question is not “Where should I write my will?”
For internationally mobile families, estate planning rarely begins with a document. It begins with a map. A family may have one spouse born in Brazil, another holding an European passport, children studying in the United States, a residence in Dubai, investment accounts in Switzerland, real estate in Portugal and business interests in more than one jurisdiction. In that environment, a will drafted in isolation can solve only part of the problem.
The more useful starting point is to understand which countries may assert legal, tax or administrative relevance over the family, the assets and the succession itself. Citizenship is one factor, but it is not the only one. Residence, domicile, asset location, marital property rules, entity ownership, beneficiary location and the governing law of trusts or foundations can all influence what happens when wealth passes from one generation to the next.
Map the family before you map the assets
A sophisticated estate plan should begin with the family architecture. Who owns what today? Which assets are held jointly, individually or through companies? Where are the spouses resident for tax purposes? What marital property regime applies? Are there children from prior relationships? Are any beneficiaries minors, U.S. persons, residents of high-tax jurisdictions or otherwise subject to special reporting rules?
These questions are not administrative details. They determine whether the structure that appears efficient for one family member creates complexity for another. A distribution that is simple in one jurisdiction may trigger probate, reporting, forced-heirship considerations, withholding, transfer taxes or compliance obligations somewhere else.
Then build a jurisdiction-by-jurisdiction asset map
Once the family profile is clear, the next step is to identify where each material asset is legally situated and how it is owned. The analysis should cover real estate, operating businesses, holding companies, brokerage accounts, private investments, insurance, digital assets, retirement accounts and significant personal assets.
The objective is not simply to create an inventory. It is to understand how each asset would transfer upon incapacity or death, whether local probate is likely, whether a foreign will is recognized, whether an entity or trust agreement controls the succession, and whether additional documents are required in the jurisdiction where the asset is located.
Multiple passports do not create one universal estate plan
Nationality can materially affect estate planning, but it does not create a single worldwide rulebook. Some countries place greater emphasis on nationality, others on domicile or habitual residence, and many apply special rules to local real estate or locally incorporated entities. The result is that globally connected families often need coordinated instruments rather than a single document expected to work everywhere.
That coordination can include local wills, trust or foundation structures, shareholder agreements, beneficiary designations, powers of attorney, guardianship provisions and family governance documents. The key is consistency. Documents created in different countries should not unintentionally revoke, override or contradict one another.
Dubai adds another layer that should be integrated, not treated separately
For families with assets in the United Arab Emirates, succession planning should be integrated into the global architecture. The DIFC Courts Wills Service, for example, provides eligible non-Muslims with a framework for registering wills covering UAE assets and, in certain cases, guardianship arrangements. The service can be relevant even for non-residents who own assets in the UAE.
That does not mean a DIFC Will replaces planning in every other jurisdiction. In fact, the DIFC Courts expressly note that the execution of provisions concerning foreign assets remains subject to the laws of the jurisdiction where those assets are located. This is precisely why global coordination matters.
Estate planning should also address incapacity, not only death
Families frequently focus on inheritance while overlooking a scenario that can be equally disruptive: incapacity. Who can act if the principal wealth holder is temporarily or permanently unable to manage accounts, sign documents, vote shares or make decisions regarding family companies?
Powers of attorney, corporate signing authorities, trustee or protector provisions, emergency access protocols and clearly defined family governance can reduce the risk that a family enters a period of uncertainty at exactly the moment when speed and clarity matter most.
Ownership structures matter as much as testamentary documents
In many cross-border estates, the decisive question is not what the will says, but what the individual actually owns at death. Assets held personally, through a holding company, within a trust, through a foundation or inside another legal structure may follow entirely different succession paths.
This is where estate planning and wealth structuring converge. A well-designed structure can create continuity, clarify control, organize distributions and support multigenerational governance. A poorly coordinated structure can produce the opposite outcome, including duplicated administration, conflicting claims, unnecessary tax exposure and delayed access to assets.
The right plan is coordinated before it is complex
International estate planning does not need to be complicated for the sake of sophistication. Its purpose is to remove uncertainty. For a family with multiple passports and assets across borders, the most effective plan usually starts by connecting the legal, tax, financial and family dimensions before choosing specific structures or documents.
The result should be a coherent architecture in which each jurisdiction has a defined role, each asset has a clear succession path, and each family member understands how control, ownership and responsibility will transition over time.
Global wealth requires coordinated succession planning.
Larson Wealth & Legacy helps internationally mobile families evaluate cross-border ownership, succession, governance and wealth structures with a long-term, multijurisdictional perspective. The objective is not merely to transfer assets, but to preserve continuity, control and family intent across generations.
LARSON WEALTH & LEGACY 2026. ALL RIGHTS RESERVED
We do not carry out any activity in the United Arab Emirates regulated by the Central Bank of the UAE, the SCA, the Insurance Authority or the DFSA, unless expressly authorized. Any references to investments, financial products, trusts or similar structures are for general informational purposes only and do not constitute an offer of regulated services in the UAE or the DIFC.
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