The Supreme Court’s most recent word on employment status, and it removed two defences engagers had relied on for years. A right to cancel without penalty does not defeat mutuality. An absence of supervision does not defeat control. Yet HMRC won both points and still lost the case on remittal, which tells you exactly where status disputes are now decided.
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Full name: Commissioners for His Majesty’s Revenue and Customs v Professional Game Match Officials Ltd
Citation: [2024] UKSC 29
Court: Supreme Court
Judgment: 16 September 2024 (unanimous)
Subject: Employment status for tax; mutuality of obligation and control in short engagements
Result: PGMOL’s appeal dismissed. The irreducible minimum of mutuality and control was present in the individual match contracts. The case was remitted to the First-tier Tribunal for the third stage.
Why This Case Matters Beyond Football
Employment status determines whether income is taxed as employment income with PAYE and Class 1 National Insurance, or as self-employment or through the off-payroll working rules. It is the foundation of every IR35 dispute, every status challenge to a contractor arrangement, and every HMRC enquiry into a workforce engaged on short or casual terms.
PGMOL is the Supreme Court’s most recent word on it, and it removed two arguments that engagers had relied on for years: that a contract terminable without penalty lacks mutuality, and that an absence of control during the performance of the work defeats the control requirement.
The Facts
Professional Game Match Officials Ltd supplies match officials to English professional football. The dispute concerned the “National Group” referees, part-time officials who refereed mainly in the Championship and below, and who almost all had full-time jobs elsewhere. They were paid a fixed fee per match. The tax years in issue were 2014–15 and 2015–16.
The contractual structure had two levels:
- An overarching seasonal contract under which a referee joined the National Group, agreed to maintain fitness, attend training and be assessed.
- Individual match contracts, formed each time a referee was offered and accepted a particular fixture.
The critical feature was flexibility at both ends. A referee could decline an offered match. And once a match had been accepted, either party could withdraw before the match took place without any sanction. The referee could pull out, and PGMOL could reassign the fixture.
HMRC assessed PGMOL to PAYE and National Insurance on the footing that the referees were employees under the individual match contracts.
The Legal Framework
The starting point remains Ready Mixed Concrete (South East) Ltd v Minister of Pensions and National Insurance [1968] 2 QB 497, in which MacKenna J identified three conditions for a contract of service:
- the worker agrees to provide his own work and skill in return for remuneration, the mutuality condition;
- he agrees, expressly or impliedly, to be subject to the other party’s control to a sufficient degree; and
- the other provisions of the contract are consistent with it being a contract of service.
Stages one and two are threshold conditions. Stage three is the multi-factorial evaluation, standing back and looking at the whole picture.
The Issues
- Mutuality: did the individual match contracts contain the irreducible minimum of mutual obligation, given that either party could withdraw without sanction before the match?
- Control: was there a sufficient degree of control, given that nobody can control a referee during a match?
The Ratio Decidendi
(1) Mutuality. A contract which either party may terminate without penalty before performance nonetheless contains the irreducible minimum of mutual obligation while it subsists. The ability to withdraw does not prevent obligations existing during the currency of the contract. Once the referee accepted the appointment, he was obliged to officiate and PGMOL was obliged to pay.
(2) Control. Control need not be exercised during the performance of the work, and does not require the right to intervene in every aspect of it. A sufficient framework of control may be established by the surrounding contractual machinery: here the appointment system, fitness requirements, training and coaching, match-day procedures, assessment and the disciplinary and sanctions regime.
Why the mutuality holding is significant
Engagers had long argued that a right to cancel without penalty negated mutuality, on the footing that neither side was truly committed. The Supreme Court rejected the logic: the existence of a termination right says nothing about whether obligations exist while the contract is on foot. Almost every contract is terminable on some basis; that does not make it a nullity.
The practical consequence is that the mutuality argument, which had been the first line of defence in many status disputes, is now a much weaker one for short engagements.
Why the control holding is significant
The referee example is deliberately extreme. During a match, a referee’s decisions are final and no one may interfere. If that defeated control, then every skilled professional (surgeon, pilot, architect) would fall outside employment. The Court held that the enquiry is into the framework within which the work is done, not moment-to-moment supervision.
Obiter and the Limits of the Decision
- What the case does not decide. The Supreme Court did not hold that the referees were employees. It held that the two threshold conditions were satisfied and remitted the case for the third stage. That distinction is routinely lost in commentary, and HMRC has been known to cite PGMOL as though it settled status. It did not, and on remittal the FTT found the referees were not employees.
- Observations on the weight of stage three. The Court’s remarks about how stage three should be conducted, and the factors relevant to it, are guidance rather than determination. They confirm the orthodox multi-factorial approach and the importance of standing back.
- The overarching contract. Much of the discussion of the seasonal contract, as distinct from the individual match contracts, was not necessary to the result once the focus settled on the individual engagements.
- The relationship with the off-payroll rules. The case concerned direct engagement, not intermediaries. Its principles feed into the hypothetical contract analysis under IR35 and the off-payroll working rules, but the statutory framework there is different and the case does not address it.
Practitioner Application
What has changed
- Stop leading with mutuality on short engagements. The argument that a right to cancel without penalty defeats mutuality is now very difficult. Where the engagement is a series of discrete assignments, expect the threshold to be crossed.
- Stop leading with absence of day-to-day supervision. A framework of control drawn from the surrounding machinery (standards, assessment, training, procedures, sanctions) may be enough even where nobody directs the work itself.
- Move the fight to stage three. This is where status is now decided, and the remitted PGMOL outcome proves it. The relevant factors are the familiar ones: financial risk, provision of equipment, the ability to profit from sound management, integration into the business, exclusivity, the right of substitution, whether the worker is in business on their own account, and the parties’ own characterisation where the other factors are finely balanced.
- Substitution still matters. A genuine, unfettered right of substitution remains a powerful indicator against employment, and PGMOL does not disturb it.
For engagers
- Review contractual documentation for short-engagement workforces: casual staff, freelancers, sessional workers, locums, drivers, coaches and officials.
- Do not rely on cancellation rights or an absence of supervision as the status defence. Build the evidence at stage three instead.
- Where the off-payroll working rules apply, take care over status determination statements and the reasonable care requirement; CEST is not determinative and its outputs should be documented and sense-checked.
- Retain contemporaneous evidence of how the relationship actually operated, not just what the contract said. Stage three is assessed on reality.
Frequently Asked Questions
Did PGMOL decide that football referees are employees?
No. The Supreme Court held that the two threshold conditions, the irreducible minimum of mutuality of obligation and a sufficient framework of control, were satisfied, and remitted the case to the First-tier Tribunal for the third stage. On remittal, the FTT found in 2026 that the referees were not employees when the contracts were assessed in the round.
Does a right to cancel without penalty defeat mutuality of obligation?
No, not any longer. PGMOL holds that a contract which either party may terminate without penalty before performance still contains the irreducible minimum of mutual obligation while it subsists. The existence of a termination right says nothing about whether obligations exist during the currency of the contract. This removes what had been a standard first line of defence in short-engagement status disputes.
Is control defeated if nobody supervises the work?
No. The Supreme Court held that control need not be exercised during performance and does not require a right to intervene in every aspect of the work. A sufficient framework of control can be established by the surrounding machinery: appointment systems, standards, training, assessment, procedures and sanctions. The referee example was chosen precisely because nobody can control a referee during a match.
What arguments still work in a status dispute?
Stage three arguments. Financial risk, provision of equipment, the ability to profit from sound management, integration into the business, exclusivity, a genuine and unfettered right of substitution, and whether the worker is in business on their own account. The remitted PGMOL outcome shows that a case can be lost on the thresholds and still won on the whole picture.
Does PGMOL apply to IR35 and off-payroll working?
Its principles feed into the hypothetical contract analysis, because that analysis asks whether the notional direct contract would have been a contract of employment, which engages the same Ready Mixed Concrete conditions. But PGMOL concerned direct engagement, not intermediaries, and does not address the statutory framework of Chapter 8 or Chapter 10, including status determination statements and the reasonable care requirement.