Joint Tenants vs Tenants in Common: What Overseas Property Investors Need to Know
When two or more people buy a property together, they must decide not just what to buy and at what price, but how to hold the ownership. In England and Wales, there are two distinct forms of co-ownership: joint tenancy and tenants in common. This choice has significant consequences for succession, inheritance tax, and the ability to leave your share to whoever you choose.
For overseas property, the legal landscape is different — most countries outside the common law world do not use this distinction at all. Understanding how the concepts translate across markets is essential for investors with international portfolios.
Joint Tenancy: The Right of Survivorship
In a joint tenancy, co-owners do not hold separate, distinct shares. They own the property as a whole, collectively. The defining feature is the right of survivorship (jus accrescendi): when one joint tenant dies, their interest in the property automatically vests in the surviving joint tenant(s), without any need for probate or a grant of representation.
This automatic transfer happens regardless of what the deceased's will says — a joint tenant cannot leave their interest by will. The property simply passes to the survivor by operation of law.
When joint tenancy works well:
- Married couples who want the property to pass automatically to the survivor.
- Situations where simplicity and speed of succession are priorities.
- Where both parties contribute equally and hold the property purely for their own use.
When joint tenancy creates problems:
- Where one party has children from a previous relationship and intends them to inherit their share.
- Where contributions are unequal and the proportional entitlement matters.
- Where IHT planning requires each spouse's estate to use the nil-rate band independently.
- Business partners or investors who want to retain control over where their share goes.
Tenants in Common: Defined Shares and Freedom of Succession
Tenants in common each hold a defined, separate share of the property. Shares can be equal (50/50) or unequal (70/30, 60/40, or any other split). On the death of a tenant in common, their share passes:
- Under their will, to whoever they have nominated; or
- Under the rules of intestacy, if they die without a valid will.
The share does not automatically pass to the co-owner. This gives tenants in common full freedom to leave their interest to a child, another family member, a business partner, or anyone else.
When tenants in common is the appropriate choice:
- Investors and business partners co-buying a property for rental income or capital growth.
- Unmarried couples, particularly where contributions are unequal.
- Married couples where IHT planning requires separate use of each spouse's nil-rate band.
- Blended families where each partner has children they wish to benefit.
- Situations where the co-owners have different exit strategies.
Inheritance Tax Implications
Joint Tenancy Between Spouses
Where property is held as joint tenants between UK-domiciled spouses, the right of survivorship transfers the property to the surviving spouse automatically and free of IHT (inter-spousal transfers are exempt from UK IHT). This defers the IHT liability to the surviving spouse's estate.
Joint Tenancy Between Non-Spouses
If joint tenants are not spouses, the property still passes by survivorship on death. However, the deceased's deemed "share" (typically 50%) forms part of their estate for IHT. The survivorship transfer itself is not exempt — it is treated as a transfer of value at the point of death. Careful planning is needed in these arrangements.
Tenants in Common: IHT Efficiency
Tenants in common can be more IHT-efficient for married couples. Where each spouse holds a defined share of the property, each can leave their share to children (using the nil-rate band and residence nil-rate band) via a will trust, rather than simply leaving everything to the survivor and concentrating the full IHT liability in the survivor's estate.
This approach requires carefully drafted wills and professional advice — the potential IHT saving needs to be weighed against the practical implications of children having a share in the property during the surviving spouse's lifetime.
The Declaration of Trust
For tenants in common — and particularly where shares are unequal — a Declaration of Trust (or Deed of Trust) is essential. This is a legally binding document that records:
- The exact beneficial shares of each owner.
- Each owner's contribution to the deposit, mortgage, and running costs.
- What happens on sale — how the proceeds are divided.
- The process for one owner to buy out the other.
- Any restrictions on one party's ability to sell or transfer their share without consent.
Without a Declaration of Trust, disputes about entitlement can be difficult and expensive to resolve. HMRC may also treat contributions differently from what was intended if there is no clear record.
For unmarried couples in particular, a Declaration of Trust is not optional — it is one of the most important documents in the property purchase. Unlike married couples, cohabitants have no automatic financial rights against each other in England and Wales.
Severance: Converting Between the Two Structures
A joint tenancy can be severed at any time — converted into a tenancy in common — unilaterally. One co-owner simply serves a written notice of severance on the other. No consent from the other party is required.
Once served, the severance takes immediate effect and each party holds an equal beneficial share (unless a Declaration of Trust specifying otherwise is in place). The severance should be registered at Land Registry to update the official record.
Circumstances that commonly prompt severance include:
- Separation or divorce proceedings.
- One owner needing to leave their share to children from a previous relationship.
- A change in financial circumstances affecting contributions.
- IHT planning requiring separate use of nil-rate bands.
How These Concepts Translate Overseas
The joint tenancy/tenants in common distinction is a feature of common law systems. Most countries use civil law, which takes a different approach to co-ownership. The practical implications for overseas property investors are significant.
Spain and Greece: Co-ownership (Indivisión / Αδιαίρετη Συνιδιοκτησία)
In Spain and Greece, co-owners each hold a proportional share (cuota / μερίδιο). There is no right of survivorship equivalent to joint tenancy. On the death of a co-owner, their share enters succession proceedings in that country — subject to forced heirship rules, local inheritance taxes, and probate requirements. It does not pass automatically to the surviving co-owner, even a spouse, without formal succession proceedings.
For Spanish and Greek property, the succession outcome depends on the deceased's will (and whether it is valid under local law), the forced heirship rules, and whether probate has been obtained. See our Spain property guide and Greece property guide.
UAE: Joint Ownership in Freehold Zones
In UAE freehold zones (such as Dubai Marina, Downtown Dubai, and Palm Jumeirah), married couples can register property in joint names. The ownership is recorded as a defined share at the Dubai Land Department. However, on the death of a co-owner, the UAE's default succession rules — Sharia law for Muslims, and default rules for non-Muslims absent a DIFC will — govern what happens to that share.
Without a DIFC will, a surviving non-Muslim spouse's claim to the deceased's share is not automatic and may require a UAE court process. See our UAE property guide and our guide on estate planning for international investors.
Thailand: Registered Co-ownership
Thai condominiums can be registered in multiple names at the Land Department, with each owner holding a defined share. There is no right of survivorship — on death, the deceased's share passes via Thai succession law, which is influenced by French civil law. A valid Thai will is strongly advisable. Foreign heirs inheriting a share that would breach the 49% foreign ownership cap have one year to sell.
Indonesia (Bali): Restrictions on Joint Foreign Ownership
Indonesia does not permit two foreign nationals to hold title jointly in their own names under the main foreign-accessible ownership routes (Hak Pakai / right-to-use). In practice, many investors use a PT PMA (foreign-owned company) to hold the property — company shares can then be held jointly or in any proportion, and transferred by will or during lifetime. This requires proper corporate structuring and ongoing compliance with Indonesian company law.
Practical Recommendations for Co-Investors
- Define your intentions at purchase — do not leave the ownership structure to chance or assume a default arrangement is correct.
- Use a Declaration of Trust for unequal contributions or where parties want different succession outcomes.
- Take local legal advice in the property country — the UK structures do not translate directly.
- Draft a will in the property country — for overseas assets held as co-owners, a local will covering your share in that country is essential.
- Review on any change — separation, death of a co-owner, changes in the parties' financial positions, or changes in the law all warrant a review of the ownership structure.
For investors holding property in multiple markets, our estate planning guide and our guide on inheritance tax on overseas property provide the broader context needed to make these structures work effectively.
How Global Investments Can Help
Structuring co-ownership correctly from the outset is far cheaper than unravelling an incorrect structure later — particularly when overseas succession proceedings are involved. Global Investments can connect you with qualified property lawyers and estate planning specialists in all eight of our markets who can advise on the correct ownership structure, draft Declarations of Trust, and ensure your wills reflect your intentions in each jurisdiction.
To discuss your property structure or co-ownership arrangements, contact our team.
This guide is for general information only, as of June 2026. Legal and tax rules governing co-ownership, succession, and inheritance tax vary by country and are subject to change. Individual circumstances differ. Always seek qualified legal and tax advice in each relevant jurisdiction before acting.
Frequently asked questions
What is the difference between joint tenants and tenants in common?
Joint tenants own the property as a whole — neither owner has a distinct share, and on death the surviving owner automatically inherits the deceased's interest (right of survivorship). Tenants in common each hold a defined share, which can be unequal, and on death that share passes via the will or intestacy rather than automatically to the co-owner.
Which is better for a married couple buying overseas property?
Joint tenancy is often chosen by married couples because the right of survivorship ensures the property passes automatically to the surviving spouse without needing probate. However, tenants in common gives more flexibility — particularly where each spouse has children from a previous relationship, where the contributions are unequal, or where IHT planning requires each spouse's estate to use their nil-rate band efficiently.
Can I change from joint tenants to tenants in common?
Yes. In England and Wales, a joint tenancy can be severed unilaterally — one owner simply serves written notice on the other, and the tenancy converts to tenants in common. The severance must be registered at Land Registry. Most overseas jurisdictions have equivalent procedures, though local formalities vary.
Do overseas countries have joint tenancy and tenants in common?
Most civil law countries (Spain, France, Greece, Cyprus, UAE, Thailand, Indonesia) do not use the common law joint tenancy/tenants in common distinction. They use general co-ownership rules — typically called indivision or co-propiedad — under which each owner holds a share and, on death, their share passes through local succession proceedings rather than by survivorship.
What is a Declaration of Trust and when do I need one?
A Declaration of Trust (also called a Deed of Trust) is a legal document setting out the respective beneficial shares of co-owners, what happens on sale, and how mortgage and running costs are shared. It is essential for tenants in common holding unequal shares, unmarried couples, and investor co-owners. Without it, disputes about entitlement can be costly to resolve.
This guide is for general information only and does not constitute financial, legal or tax advice. Programme rules, prices and tax rates change; verify current requirements with a qualified adviser before acting.