Cryptocurrency now appears with increasing regularity in financial remedy cases across a broad range of asset profiles, reflecting its growing place in mainstream investment portfolios. Family lawyers are therefore encountering digital wealth not as an anomaly, but as a recurring feature of modern financial disclosure.
Despite this shift, many practitioners remain uncertain about how digital assets should be approached in practice. The technology underpinning these currencies can appear opaque, and their volatility introduces valuation complications unfamiliar to traditional asset classes.
However, the legal principles that govern their treatment are neither novel nor experimental. English courts have adopted a pragmatic and technologically neutral approach, treating cryptocurrency as property capable of identification, preservation and division.
What has changed is the evidential landscape. Digital assets can be stored without institutional oversight, transferred rapidly across borders, and concealed behind layers of anonymous transactions. These characteristics create new practical challenges in disclosure, tracing and enforcement, requiring practitioners to adapt their approach while remaining grounded in established procedural principles.
Legal status of cryptocurrency as property
English law has demonstrated a clear willingness to treat digital assets as property. In AA v Persons Unknown, the High Court confirmed that cryptocurrencies are capable of constituting property under English law and can be the subject of proprietary injunctions. That reasoning has since underpinned numerous freezing and disclosure orders relating to digital assets. The courts have therefore shown no hesitation in applying orthodox property principles to novel digital forms.
This recognition is significant for family proceedings. Digital assets fall squarely within the broad concept of financial resources under section 25 of the Matrimonial Causes Act 1973 and must be disclosed in the same manner as bank accounts, investments and business interests. The Family Court’s approach remains rooted in procedural fairness and transparency. Where digital assets exist, they are disclosable. Where they are concealed, adverse inferences may be drawn.
Evidential challenges and identification
The principal difficulty lies not in legal classification but in evidential identification. Cryptocurrency is often held via decentralised blockchain networks and accessed through digital wallets secured by private cryptographic keys. Ownership is therefore linked to control of those keys rather than registration in a conventional financial institution. The pseudonymous nature of blockchain transactions means that while movements of assets are publicly visible, linking wallet addresses to an individual requires careful forensic analysis.
For family lawyers, this creates immediate practical implications. Form E does not contain a dedicated section for digital assets, and unless practitioners ask direct and technically informed questions, crypto holdings may go undisclosed. This risk is amplified by a persistent misconception among some litigants that cryptocurrency exists beyond regulatory or judicial scrutiny. Such assumptions are misplaced. The duty of full and frank disclosure applies irrespective of the asset class, and the court’s intolerance of concealment is well established.
Non-disclosure and adverse inferences
Although reported family authorities specifically addressing cryptocurrency remain relatively rare, the courts’ broader approach to non-disclosure is instructive. In NG v SG, the Court of Appeal confirmed that parties who deliberately obscure financial information can expect robust judicial responses, including the drawing of adverse inferences and the potential setting aside of orders. Where digital assets are concealed behind complex wallet structures or transferred across jurisdictions to frustrate claims, the same principles apply. The technological sophistication involved may reinforce judicial concern regarding intentional evasion.
Freezing orders and asset recovery
The civil courts have also demonstrated flexibility in addressing digital asset recovery. In Ion Science Ltd v Persons Unknown, the High Court granted proprietary and worldwide freezing injunctions in respect of misappropriated cryptocurrency, recognising both its property status and the practical need for urgent protective relief. Similarly, Fetch.ai Ltd v Persons Unknown confirmed the court’s willingness to order disclosure against cryptocurrency exchanges to assist in tracing digital assets. These authorities strengthen the procedural toolkit available to family practitioners seeking to preserve or identify crypto holdings where dissipation is suspected.
Valuation and market volatility
Valuation presents a distinct challenge. Cryptocurrency markets operate continuously and remain susceptible to sharp volatility driven by speculative trading, regulatory developments and market sentiment. A portfolio’s value can fluctuate significantly within short periods, creating difficulty when preparing asset schedules or negotiating settlements. Unlike property or pension valuations, there is often no natural valuation date that fairly captures value over time.
The courts have historically adopted pragmatic solutions to fluctuating asset classes, and similar reasoning is likely to apply to digital assets. Judicial discretion permits the selection of valuation dates that achieve overall fairness, while offsetting mechanisms may mitigate volatility risk. In some cases, courts may consider whether one party should retain crypto holdings subject to risk, with counterbalancing adjustments elsewhere in the asset schedule. Expert evidence is frequently required to explain valuation methodology and market behaviour, particularly where substantial holdings are involved.
Enforcement and jurisdictional complexity
Enforcement introduces further complexity. Digital assets can be transferred across borders almost instantaneously, and exchanges may operate in jurisdictions with varying regulatory standards. While English court orders have extraterritorial reach, practical enforcement depends on cooperation from foreign exchanges and custodians. The courts’ readiness to grant freezing and disclosure relief is therefore only part of the solution. Early forensic investigation is often critical to preserving evidential trails before assets are dissipated.
Conclusion
Despite these challenges, the legal trajectory is clear. Cryptocurrency is not treated by the court as an exotic or legally ambiguous form of wealth but as another species of property subject to established principles of disclosure, valuation and distribution. The courts’ approach reflects technological neutrality. Legal obligations attach to the substance of ownership rather than the medium through which wealth is held.
For family lawyers, the practical message is straightforward. Cryptocurrency may involve unfamiliar terminology and technology, but it does not alter the fundamental obligations of transparency and fairness underpinning financial remedy proceedings. Practitioners who develop a working understanding of how digital assets are held, traced and valued will be best positioned to address the evidential challenges they present.
As digital wealth becomes further embedded in modern portfolios, fluency in these issues will increasingly form part of mainstream family law practice rather than a specialist niche.
About the author
Robert Webster is a partner at Maguire Family Law. He is dual qualified, initially being admitted in 2015 as a barrister and solicitor in New Zealand then later as a solicitor here in 2018. Rob brings to the UK a wide range of family law experience, having represented clients in contested hearings before both the Family Court and High Court in New Zealand, as well as conducting his own advocacy across the North West. Having commenced his UK career in a Legal 500 firm in Liverpool City Centre, Rob later joined a high street practice in Lancashire for around 18 months before joining Maguire Family Law in 2020.