The UK government's proposal to introduce a cohabitation law that grants marriage-like rights to unmarried partners has sparked a heated debate among legal experts and the public. The reform, advocated by David Lammy, aims to address the legal vulnerability of the estimated 3.5 million cohabiting couples in the UK who currently lack automatic legal protections upon separation or death.
Supporters argue for protection of vulnerable partners
Jo Edwards, chair of the family law reform committee at Resolution, a professional organization of family lawyers, strongly supports the reform. She argues that the current system leaves too many people, particularly women and children, without meaningful protection. Many cohabiting couples mistakenly believe in the myth of 'common law marriage,' which does not exist in UK law. The proposals aim to strike a balance between respecting individual autonomy and protecting vulnerable individuals.
Edwards highlights that reform is essential for victims of domestic abuse, who often remain trapped in abusive relationships because they cannot afford to leave without a legal or financial safety net. She notes that other countries, such as Australia and New Zealand, have introduced sensible protections for cohabiting couples without undermining marriage or causing the catastrophic consequences opponents predict. The proposals also include an opt-out clause, allowing couples to choose not to be covered by the legal framework.
Opponents warn of unintended consequences
However, Rosemary Auchmuty, professor of law emerita at the University of Reading, opposes the reform. She argues that it is based on a patronizing and outmoded model that assumes a dependent partner, typically a woman, needs protection. In reality, many cohabitants choose not to marry for various reasons and are aware of the legal implications. Those with property often co-own their homes, and those with pensions have built up their own assets, meaning they are not left penniless at the end of a relationship.
Auchmuty warns that if the law steps in to regulate cohabitation, careful financial arrangements could be overturned by courts, potentially benefiting less-deserving individuals. She cites examples from civil partnership dissolutions, where previously agreed financial arrangements were overturned due to perceived dependency. She argues that it is better for individuals to have their own assets and independent rights than to rely on a partner or seek court remedies that history shows are rarely generous to women.
Government consultation offers opportunity for reform
The government's consultation on cohabitation law reform has been described as a once-in-a-generation opportunity to modernize family law. Resolution has campaigned for such reform for decades. The outcome remains uncertain, with strong opinions on both sides. The debate reflects broader societal changes, as more couples choose to cohabit without marrying for cultural, personal, or financial reasons.



