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Co-ownership for SQE1

Part of our SQE1 Land Law guide → View the full SQE1 Land Law guide

15 Apr 2026

Co-ownership arises whenever two or more people own land together. SQE1 tests your ability to distinguish between a joint tenancy and a tenancy in common, ident

Land Law > Co-ownership

Co-ownership arises whenever two or more people own land together. Candidates frequently lose marks by confusing joint tenancy and tenancy in common, by misapplying the four unities test, or by missing severance of a joint tenancy. The distinctions are subtle but critical, and this topic is important for SQE1 revision.

What Is Co-ownership in SQE1?

Co-ownership is the situation where two or more people own land simultaneously. The law recognizes two forms: joint tenancy and tenancy in common. These are fundamentally different, with different consequences for succession, alienability, and the rights of each owner. In a joint tenancy, on the death of one joint tenant, their share passes to the surviving joint tenants (survivorship). In a tenancy in common, on death, each tenant's share passes according to their will or on intestacy, not to the surviving tenants.

Most land is held at law as a joint tenancy (to give "unity of title"), but equitable interests held in trust may be joint tenancy or tenancy in common. Understanding trusts of land is essential to understanding co-ownership, as most residential properties are held on trust with different beneficial interests. In SQE1 questions, you must identify the form of co-ownership, then apply the appropriate rules on disposition, severance, and succession.

Understanding this area is essential within the broader Land Law framework for SQE1.

Key Principles for SQE1

  • Four Unities – Prerequisites for Joint Tenancy: A joint tenancy at law requires four unities: unity of possession (equal right to occupy), unity of interest (equal and identical beneficial interest), unity of title (acquired from the same source), and unity of time (interests acquired at the same time). If any unity is absent, a tenancy in common arises. These unities are essential diagnostic tools in SQE1 questions.

  • Tenancy in Common – Separate Shares: A tenancy in common arises when the four unities are not met. Each tenant in common has a separate share, which passes on death according to their will or on intestacy. Each is free to deal with their share independently (alienable). A tenancy in common can arise in equity even where the legal title is held as a joint tenancy, creating a distinction between legal and equitable interests.

  • Survivorship – Right to Accrual: In a joint tenancy, on death, the survivor takes the whole (jus survivendi). This means the decedent's share does not pass to their estate but vests in the survivor. This is a significant practical consequence and is worth revising carefully. In a tenancy in common, there is no survivorship; each tenant in common's share is part of their estate.

  • Severance – Converting Joint Tenancy to Tenancy in Common: A joint tenancy can be severed (converted into a tenancy in common) by several methods: acting on one's own share (disposing of it), by mutual agreement of the joint tenants, or by course of dealing. The most common method is notice in writing (under s.36 Law of Property Act 1925), which must be served on the other joint tenant(s). Severance is a key concept and is worth revising carefully.

  • Statutory Trust of Land: Under the Trusts of Land and Appointment of Trustees Act 1996 (TOLATA), where land is held in co-ownership, there is a statutory trust. The legal estate is vested in trustees (usually the owners themselves), and the beneficial interests are held on trust. The beneficiaries have rights under the trust, and the trustees have powers to sell, manage, and partition the land.

  • Equitable vs Legal Co-ownership: The legal title may be held as a joint tenancy, but the equitable interests may be held in different proportions (e.g., 60/40 tenancy in common in equity, with a 50/50 joint tenancy at law). This distinction is important and worth revising carefully. Legal joint tenancy does not prevent equitable tenancy in common.

Exam tip

When you encounter a co-ownership scenario in SQE1, always ask: is this a joint tenancy or a tenancy in common? Apply the four unities test (or check whether the parties had different contributions to purchase). If joint tenancy, has it been severed? Severance is often the key to the question. Check for notice in writing, acts on own share, or mutual agreement. Remember the consequences: joint tenancy has survivorship; tenancy in common does not. Also distinguish legal and equitable interests; the legal title may be joint tenancy, but equitable interests may differ.

How This Appears in SQE1 Questions

A scenario presents A and B purchasing a property together, each contributing 50% of the price. They take legal title as joint tenants. The question asks what happens if A dies. In a joint tenancy, B becomes the sole legal owner (survivorship); A's share does not pass to A's estate. But if the parties had intended a tenancy in common (separate beneficial interests reflecting their contributions), and A had served written notice of severance before death, then A's share would pass to A's estate, and B would take only their share. This distinction determines the entire answer.

This is a common SQE1 pitfall.

Common Mistakes Students Make

  • Forgetting the four unities – Students often assume all co-ownership is joint tenancy without checking whether all unities are present. Different contributions usually break the unity of interest, creating a tenancy in common.
  • Misunderstanding survivorship – Many students treat a joint tenant's share as part of their estate on death. It is not; it passes to the survivor. This is the defining characteristic of joint tenancy.
  • Confusing severance methods – There are multiple ways to sever (notice, act on own share, mutual agreement, course of dealing). Students sometimes apply the wrong method or miss severance entirely.
  • Not distinguishing legal and equitable – A property may be held as a legal joint tenancy but an equitable tenancy in common. This distinction is critical and worth revising carefully.

Quick Summary

  • Joint tenancy requires four unities – possession, interest, title, and time. All must be present.
  • Tenancy in common arises when unities are absent – each tenant has a separate share, freely alienable.
  • Survivorship is the defining feature of joint tenancy – on death, survivor takes the whole; deceased's share does not pass to their estate.
  • Severance converts joint tenancy to tenancy in common – by notice in writing, act on own share, mutual agreement, or course of dealing.
  • TOLATA imposes a statutory trust on co-owned land – legal estate in trustees; beneficial interests in beneficiaries.

Want to test this now? Try a few SQE1-style questions below before moving on.

Test Yourself

Test yourself

Quick check questions based on this article.

Question 1

Scenario

Two siblings, a brother and a sister, purchased a freehold property together five years ago as an investment. The transfer deed expressly stated that they held the property as beneficial joint tenants. The brother contributed 70% of the purchase price and the sister contributed 30%. The property is registered at the Land Registry with both siblings named as registered proprietors. Three years after the purchase, the brother sent a written notice to the sister stating that he wished to sever the joint tenancy and hold the property as tenants in common. The sister received this notice but did not respond to it. The brother recently died intestate, survived by his wife and two children. The sister has continued to live in the property since the brother's death and has been paying all outgoings. The brother's estate is valued at approximately £600,000, of which the property constitutes the largest single asset. The property was recently valued at £350,000. The brother's wife has applied for a grant of letters of administration. The brother had also owned a classic car collection, which he kept in a rented storage facility.

What is the sister's share of the beneficial interest in the property following the brother's death?

Question 2

Scenario

Two sisters purchased a registered freehold property together in 2015 as joint tenants both at law and in equity. They contributed equally to the purchase price. The property was their shared family home. In 2022, the elder sister decided she wanted to sell the property to fund her relocation abroad. The younger sister refused to sell because she wished to continue living in the property with her two young children. The elder sister served written notice of severance on the younger sister in March 2023, which was delivered to the property by recorded delivery. The younger sister has acknowledged receiving the notice. The elder sister has now applied to the court seeking an order for the sale of the property. A solicitor acting for the younger sister is advising her on the likely outcome. The younger sister has asked the solicitor whether the court will refuse the order for sale because her children live at the property. The solicitor has also been approached by the elder sister, who has asked the solicitor to act for her as well in the same proceedings, offering a higher fee.

Which of the following best describes the legal position regarding the elder sister's application for sale?

Question 3

Scenario

A married couple jointly own a registered freehold property as joint tenants at law and in equity. The property is their family home and is subject to a mortgage in favour of a bank. The husband has fallen behind on the mortgage repayments, and the bank is seeking possession of the property. The wife was unaware of the missed payments until she received the bank's letter threatening possession proceedings. She has been living at the property throughout and has made no independent mortgage payments. The husband has also taken out a personal loan secured against the property without the wife's knowledge or consent, although the wife's signature appears on the loan documentation. The wife says she never signed the document and that the signature is a forgery. The wife has instructed a solicitor who has previously acted for the bank on unrelated matters. The solicitor has confirmed there is no ongoing retainer with the bank. The bank's possession proceedings relate solely to the original mortgage arrears, not the personal loan. The wife wishes to resist the bank's application for possession and also challenge the personal loan security. She has asked her solicitor whether she has any defence.

Which of the following best describes the wife's position regarding the bank's application for possession?

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