In 1941, a glass manufacturer challenged a decision made by an organizing committee, a private-law body created by the Vichy regime to manage shortages. The problem: no court seemed to have jurisdiction, since the decision had been made by neither a government authority nor a public institution.
On 31 July 1942, the Conseil d’État, sitting in plenary session, ruled in the Monpeurt case that acts adopted by a private body can be administrative acts when that body participates in the performance of a public service.
Organizing committees and administrative acts: the specific issue at the heart of the case
The Act of 16 August 1940 established organizing committees to control industrial production during a period of shortages. Composed of industry professionals, these committees were not public institutions. Their legal status remained unclear.
The organizing committee for the glass industry decided which companies could manufacture glass tubes and required some of them to supply part of their output to a factory that had been shut down. Mr. Monpeurt, the owner of one of these companies, challenged the decision first before the Secretary of State and then before the Conseil d’État.
The question before the court was straightforward: could an act adopted by a private body be challenged before the administrative courts? The Conseil d’État held that it had jurisdiction. It ruled that although the legislature had not made the committee a public institution, it participated in the performance of a public service. Its decisions made in that capacity therefore constituted administrative acts that could be challenged by an action for annulment on grounds of excess of power.
The significance of the Monpeurt ruling becomes clearer when you realize that, without it, a whole area of these committees’ activities would have escaped review by the administrative courts.
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The functional public-service test: how Monpeurt changed the role of the administrative courts
Before 1942, the jurisdiction of the administrative courts was based on an institutional test: only acts issued by a public entity (the State, a local authority or a public institution) fell within their jurisdiction. The Monpeurt ruling introduced a functional test based on the public-service mission.
In practical terms, the Conseil d’État recognized that a private-law legal entity could issue administrative acts “under powers of public authority intended to carry out the public-service mission.” The legal status of the body issuing the act became secondary. What mattered was the nature of the mission performed and the powers exercised.
A precedent set as early as 1938
Monpeurt did not break new ground. In its decision in Caisse primaire “Aide et Protection” of 13 May 1938, the Conseil d’État had already accepted that a private body could manage a public service. Monpeurt’s contribution was more specific: the unilateral acts of such a private body are administrative acts that can be challenged before the administrative courts.
This distinction is far from theoretical. It determines which court has jurisdiction, what grounds the claimant can rely on and which liability regime applies.
Further case law: from Narcy to APREI
The Monpeurt ruling set a line of case law that the Conseil d’État refined over the following decades. Two decisions are worth considering alongside it to understand how the test evolved in practice.
- In Narcy (Conseil d’État, Section, 28 June 1963), the Conseil d’État systematized three indicators for identifying a public service managed by a private entity: a mission in the public interest, oversight by the administration and powers of public authority. Monpeurt’s influence is clearly visible in this framework.
- In APREI (Conseil d’État, Section, 22 February 2007), the court relaxed the test, accepting that a private entity could be entrusted with a public service even without powers of public authority, if a combination of factors (the purpose of the activity, the circumstances of its creation, the obligations imposed on it and the measures taken to verify that its objectives were being met) showed that the administration intended to entrust it with that mission.
- This evolution shows that the administrative classification of a private body’s acts does not automatically follow from its participation in a public service. Each act must be assessed in light of the mission performed and the powers exercised, as case law has progressively clarified.
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Practical limits: not every act of a private body is administrative
It would be a mistake to read Monpeurt as establishing an automatic rule. The Conseil d’État laid down a principle, but subsequent case law has carefully defined its scope.
A private body managing a public service remains subject to private law in some areas of its activity. Its employment contracts, ordinary commercial dealings and routine management acts do not become administrative merely because it performs a public-service mission.
The dividing line lies between acts adopted in the exercise of powers of public authority (regulation, authorization, sanctions) and acts relating to private management. For an organization such as Bureau Veritas, whose status the Conseil d’État examined in 1983, only decisions made as part of duties delegated by the State (certification, regulatory oversight) fall within the jurisdiction of the administrative courts.
This dividing line varies depending on the type of public service involved (administrative or industrial and commercial) and the legislation governing the delegation, so each case depends on its own regulatory framework.
The Monpeurt ruling and contemporary administrative law: a lasting legacy
The Monpeurt ruling permanently reshaped the division of jurisdiction between the courts. Today, hundreds of private bodies perform public-service missions, including sports federations, professional bodies, social security organizations and concession-holding companies. The nature of their acts is a question that regularly comes before the courts.
The reasoning introduced in 1942 remains the backbone of this classification. First, it must be determined whether the body participates in a public service; then, whether the challenged act was adopted in the exercise of powers of public authority. If both conditions are met, the act is administrative and the administrative courts have jurisdiction.
The Monpeurt ruling, handed down amid shortages and economic interventionism, produced a legal tool whose reach extends far beyond the circumstances in which it arose. It enabled French administrative law to adapt to the growing number of private actors operating in the public sphere without abandoning judicial review of their decisions.



