For an agreement to be legally binding, there must have been an intention between parties for it to be legally binding and have legal consequences. This is known as an “intention to create legal relations”.
What Is Intention to Create Legal Relations?
For a contract to be legally enforceable, the parties must intend that their agreement will create rights and obligations recognised by law. This requirement prevents courts from being flooded with disputes arising from casual promises, social arrangements, or everyday family matters.
Because intention is often difficult to prove directly, courts apply certain presumptions based on the nature of the relationship between the parties.
Domestic Agreements: Usually Not Legally Binding
Where an agreement is made within a family or social setting, the law generally assumes that the parties did not intend to create legal relations.
This presumption commonly applies to arrangements between:
- Husbands and wives;
- Parents and children;
- Siblings; and
- Close friends.
The reasoning is straightforward. Family relationships are typically built on trust, affection, and mutual understanding rather than legal obligations. Everyday arrangements concerning financial support, household responsibilities, or shared resources are usually intended to operate on a personal basis rather than through legal enforcement.
If every family disagreement could become a lawsuit, both personal relationships and the court system would face unnecessary strain. As a result, courts are generally reluctant to interfere in domestic arrangements unless there is convincing evidence that the parties intended their agreement to be legally enforceable.
Can the Presumption Be Overcome?
Yes.
The presumption against legal enforceability in domestic agreements is not absolute. A party may rebut the presumption by showing clear evidence that both parties intended the arrangement to create legally binding obligations.
The court will examine all surrounding circumstances, including:
- The wording of the agreement;
- The conduct of the parties;
- Whether the arrangement was documented in writing;
- The seriousness of the transaction; and
- The nature of the relationship between the parties at the time the agreement was made.
Where sufficient evidence exists, a family arrangement may be treated as a valid and enforceable contract.
The Landmark Case of Balfour v Balfour
The leading authority on domestic agreements is the English case of Balfour v Balfour.
In that case, a husband promised to pay his wife a monthly allowance while they were living apart due to her health condition. When the payments stopped, the wife sought to enforce the promise as a contractual obligation.
The court refused to do so.
It held that agreements between spouses made within the context of an ongoing and amicable marriage are generally not intended to create legal relations. Although consideration was present, the arrangement arose from the mutual trust and affection that normally exists between husband and wife rather than from an intention to enter into a legally enforceable contract.
The court emphasised that the burden rests on the person alleging the existence of a contract to prove that both parties intended legal consequences. As the wife could not establish such intention, the agreement was found to be unenforceable.
The decision remains a cornerstone of contract law and illustrates the strong presumption against legal enforceability in domestic arrangements.
Jones v Padavatton: A Family Understanding, Not a Contract
A similar conclusion was reached in Jones v Padavatton.
The dispute involved a mother who agreed to support her daughter financially while she pursued legal studies. The arrangement later evolved, with the mother providing a house for the daughter to live in during her studies.
When disagreements arose over the property, the mother sought possession of the house. The daughter argued that the arrangement amounted to a binding contract because she had relied upon the agreement and devoted time to her studies.
The court disagreed.
It held that the arrangement was essentially a family understanding rather than a commercial bargain. The absence of formal documentation and the familial nature of the relationship indicated that neither party intended to create legal relations.
Accordingly, the mother succeeded in recovering possession of the property.
This case demonstrates that even where one party makes significant sacrifices or commitments, courts may still regard the arrangement as non-contractual if it arises within a family setting and lacks evidence of legal intent.
When Family Members Can Create Binding Agreements
The fact that parties are related does not automatically prevent an agreement from becoming legally enforceable.
A good example is Snelling v John G Snelling Ltd & Ors.
The case involved three brothers who were directors of a family company. They had agreed that any brother who voluntarily resigned as a director would forfeit the money standing to his credit in a loan account with the company.
After one brother resigned, he attempted to recover the funds and argued that the arrangement lacked the necessary intention to create legal relations.
The court rejected this argument.
Unlike the harmonious marital relationship in Balfour v Balfour, the brothers were engaged in business dealings and their relationship had become strained. The court found that they were effectively dealing with each other at arm’s length in a commercial environment.
As a result, the agreement was held to be legally binding. The surrounding circumstances clearly showed an intention to create enforceable obligations despite the family connection between the parties.
The decision highlights an important principle: courts look at the substance of the relationship and the context of the agreement, not merely the existence of family ties.
Key Takeaways
The law generally presumes that agreements made between family members and close friends are not intended to create legal relations and therefore are not legally enforceable.
However, this presumption can be rebutted where there is clear evidence that the parties intended their arrangement to have legal consequences.
When determining whether a domestic agreement is binding, courts will examine the surrounding circumstances, including the nature of the relationship, the seriousness of the arrangement, and whether the parties behaved as though they were entering into a legally enforceable contract.
For family members involved in business ventures or formal financial arrangements, the courts may be far more willing to find the necessary intention to create legal relations, particularly where the parties are dealing with one another in a commercial capacity.
Ultimately, whether a family agreement is enforceable depends not on the relationship itself, but on whether the parties genuinely intended to be bound by law.







