Bott & Co, solicitors claiming flight delay compensation for clients from Ryanair, sought to establish an equitable lien over compensation payments. Ryanair began paying clients directly, bypassing the solicitors. The Supreme Court held (3-2) that solicitors have an equitable lien where they provide services making a claim asserting a legal entitlement, significantly contributing to recovery of funds.
Facts
Bott & Co Solicitors Ltd (‘Bott’) specialised in consumer claims conducted on a ‘no win, no fee’ basis, including flight delay compensation claims under Regulation (EC) No 261/2004. Bott developed an online system enabling passengers to check eligibility and instruct solicitors to claim compensation from airlines. Until early 2016, Ryanair DAC (‘Ryanair’) paid compensation into Bott’s client account. Ryanair then changed practice, communicating directly with passengers and paying compensation directly to them, thereby depriving Bott of the ability to deduct its fees before remitting the balance to clients.
Bott claimed an equitable lien over sums payable by Ryanair to its clients and sought an injunction restraining Ryanair from paying compensation directly to clients when on notice of Bott’s involvement.
Issues
The central issue was whether the solicitor’s equitable lien extends to work done by solicitors in claiming compensation where: (1) no formal court or arbitration proceedings have been issued; and (2) there is no actual or reasonably anticipated dispute between the parties.
Subsidiary Issues
Whether the existence of a dispute (actual or anticipated) is a necessary pre-condition for the equitable lien to arise; and whether the work done by Bott constituted ‘litigation services’ or ‘dispute resolution services’ sufficient to attract the lien.
Judgment
The Supreme Court allowed the appeal by a 3-2 majority (Lord Burrows, Lady Arden, and Lord Briggs; Lord Leggatt and Lady Rose dissenting).
Majority View
The majority held that the solicitor’s equitable lien arises where a solicitor provides services in relation to the making of a client’s legal claim which significantly contributes to the successful recovery of a fund. Lord Burrows formulated the test as follows:
Assuming that the solicitor is acting for a potential claimant rather than a potential defendant, the appropriate test for a solicitor’s equitable lien is whether a solicitor provides services (within the scope of the retainer with its client) in relation to the making of a client’s claim (with or without legal proceedings) which significantly contribute to the successful recovery of a fund by the client.
Lord Briggs emphasised the need for certainty and predictability, noting that a ‘dispute-based’ test would introduce unacceptable uncertainty:
The claim-based test has the commanding advantage of simplicity and predictability.
Lady Arden stressed that effective access to justice is the animating principle of the equitable lien, and that this principle does not require an actual or anticipated dispute:
Because of Gavin Edmondson, effective access to justice has become a foremost animating principle of the equitable lien.
Minority View
Lord Leggatt and Lady Rose dissented, holding that the lien should only arise where there is an actual or reasonably anticipated dispute. They reasoned:
In our judgment, the ratio of Gavin Edmondson on this question and the relevant test is, accordingly, that services provided by a solicitor to a client fall within the scope of the lien if they are provided for the purposes of resolving a dispute – whether by means of litigation or negotiation or any other suitable method.
They considered Bott’s work to be essentially claims handling where there was no genuine dispute, and therefore outside the scope of the lien.
Legal Principles
The judgment confirmed several important principles regarding the solicitor’s equitable lien:
- The lien promotes access to justice by enabling solicitors to act on credit for clients who cannot pay upfront.
- Formal court or arbitration proceedings are not required for the lien to arise (overruling the first ground of Meguerditchian v Lightbound [1917] 2 KB 298).
- The lien attaches to funds recovered through any method of claim pursuit, including pre-action correspondence and negotiation.
- The threshold for the solicitor’s contribution being ‘significant’ is low.
- Notice to the paying party of the solicitor’s involvement is required for the lien to be enforceable against that party.
Implications
This decision significantly clarifies and potentially expands the scope of the solicitor’s equitable lien in modern legal practice. It confirms that solicitors pursuing claims on behalf of clients—even where claims are straightforward and unlikely to be disputed—may benefit from the security of the equitable lien. This provides commercial certainty for solicitors developing business models based on high-volume, low-value claims.
The decision may have implications for claims management companies and other legal service providers who are not solicitors, as the lien remains limited to solicitors. The majority acknowledged this may create competitive imbalances, but left any extension of the lien to non-solicitors to Parliament.
Verdict: Appeal allowed by majority (3-2). Bott & Co Solicitors Ltd is entitled to an equitable lien over sums payable by Ryanair to its clients in compensation for flight delays.
Source: Bott & Co Solicitors Ltd v Ryanair DAC [2022] UKSC 8
Cite this work:
To cite this resource, please use the following reference:
National Case Law Archive, 'Bott & Co Solicitors Ltd v Ryanair DAC [2022] UKSC 8' (LawCases.net, March 2026) <https://www.lawcases.net/cases/bott-co-solicitors-ltd-v-ryanair-dac-2022-uksc-8/> accessed 27 April 2026

