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Key Facts: Officier de Gendarmerie (EOGN) Exam

Category A+

Civil and military senior executive status corresponding to senior officer ranks (Lieutenant / Capitaine)

Arrêté du 5 août 2022

0 €

Official candidate registration fee for the national recruitment competitions

Ministère de l'Intérieur / DGGN

2 Years

Duration of master-level military and operational officer training at EOGN Melun

École des Officiers de la Gendarmerie Nationale

5 / 20

Eliminatory threshold for each OGU written admissibility paper

Arrêté du 5 août 2022

OPJ Status

Immediate qualification as Officier de Police Judiciaire under Art. 16 CPP upon graduation

Code de procédure pénale (Art. 16)

The Concours Officier de Gendarmerie recruits senior operational leaders for France's National Gendarmerie through rigorous written essays, dossier synthesis, oral jury examinations, and physical testing. Open to Master 2 graduates and civil/military personnel, registration is completely free (0 €). This 100-question study bank covers criminal procedure, public law, national defense doctrine, and tactical crisis command.

Sample Officier de Gendarmerie (EOGN) Practice Questions

Try these sample questions to review concepts for the Officier de Gendarmerie (EOGN) exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Under Article 53 of the French Code de procédure pénale (CPP), which legal condition formally characterizes a crime or délit flagrant?

A.The offense is currently taking place, has just occurred, or the suspect is pursued by public clamor or found in possession of incriminating items immediately following the act

B.The offense has been reported to the public prosecutor within forty-eight hours of its commission by an identified victim

C.The offense is punishable by a sentence of at least five years of imprisonment and has been confirmed by two sworn gendarmerie witnesses

D.The offense has caused serious material disruption in a public establishment requiring urgent administrative closure by the prefect

Explanation: Article 53 of the CPP establishes the criteria for flagrance: a crime or délit currently being committed, or which has just been committed (*qui vient de se commettre*), or where in the immediate aftermath the suspect is pursued by public clamor, or is found in possession of objects, weapons, or traces demonstrating their participation.

2Who holds statutory legal authority under Article 62-2 and 63 of the Code de procédure pénale to place a suspect in garde à vue (police custody)?

A.Any sworn gendarme holding the grade of gendarme de carrière or above

B.Exclusively an Officier de Police Judiciaire (OPJ) acting under the operational supervision of the Procureur de la République

C.The departmental Prefect acting through an administrative detention decree

D.The Mayor in their capacity as an officer of civil status and local administrative magistrate

Explanation: Under Article 62-2 and Article 63 of the CPP, only an Officier de Police Judiciaire (OPJ) may place a person in garde à vue for the necessities of the inquiry, under the control and supervision of the Procureur de la République, who must be notified as soon as possible.

3Under Article 63-1 of the Code de procédure pénale, at what moment must an OPJ inform a detained person of their statutory rights during a garde à vue?

A.Immediately (*immédiatement*), in a language they understand, unless an unavoidable delay is justified by force majeure or operational constraints noted in the procès-verbal

B.Within six hours of physical arrival at the gendarmerie barracks, prior to conducting any biometric fingerprinting

C.Only after the Procureur de la République has formally validated the written notification dossier

D.At the commencement of the first formal substantive interview conducted by the lead investigator

Explanation: Article 63-1 CPP mandates that the OPJ or an APJ under their supervision must inform the person placed in garde à vue immediately of their rights (right to be informed of the nature of the offense, right to remain silent, right to medical examination, right to notify a relative/employer, right to legal assistance), unless an exceptional delay is recorded and justified in the official report.

4Under Articles 56 and 59 of the Code de procédure pénale, during what hours is an ordinary residential perquisition (search and seizure) legally permitted?

A.Between 08:00 and 20:00 on weekdays, and between 10:00 and 18:00 on Sundays and public holidays

B.Between 06:00 and 21:00, unless initiated before 21:00 or requested from within the premises by the occupant

C.At any time of the day or night provided at least two non-commissioned officers are present

D.Between sunrise and sunset according to official meteorological tables for the municipality

Explanation: Article 59 CPP strictly prohibits beginning a search before 06:00 or after 21:00 in private domiciles. However, a search lawfully begun before 21:00 may continue uninterrupted, and searches requested from inside or conducted under special organized crime/counter-terrorism regimes have specific statutory exceptions.

5What is the standard legal baseline duration of a garde à vue for common-law offenses under Article 63 of the Code de procédure pénale?

A.24 hours, extendable by up to another 24 hours (maximum 48 hours) upon written authorization of the Procureur de la République

B.12 hours, extendable once by the senior gendarmerie brigade commander for an additional 12 hours

C.48 hours automatically, without requirement of judicial prosecutorial renewal

D.72 hours, with mandatory physical appearance before the Juge d'instruction at the 36th hour

Explanation: Under Article 63 CPP, the initial duration of custody is 24 hours. It may be extended for an additional period of 24 hours (total 48 hours) only by written authorization of the Procureur de la République, provided the offense carries a prison sentence of at least one year.

6During an enquête préliminaire, what is the mandatory formal requirement under Article 76 of the CPP to conduct a domicile search without authorization from the JLD?

A.The express, handwritten consent of the occupant written entirely in their own hand, or witnessed if illiterate

B.A verbal agreement witnessed by two municipal police officers

C.A verbal consent confirmed by telephone with the duty magistrate of the parquet

D.A written requisition issued by the president of the departmental bar association

Explanation: Article 76 CPP specifies that in an enquête préliminaire, searches of a domicile cannot be conducted without the express written consent of the person whose domicile is searched, hand-written by them, or signed by two witnesses if they cannot write.

7What is the primary statutory mission of the Institut de Recherche Criminelle de la Gendarmerie Nationale (IRCJN) based in Pontoise?

A.Providing high-level forensic science analysis, technical expertise, and crime scene support for judicial investigations nationwide

B.Managing the national operational deployment of mobile gendarmerie squadrons during urban riots

C.Supervising the career promotions and administrative discipline of departmental gendarmerie officers

D.Directing maritime coastal surveillance and border interdiction operations in metropolitan ports

Explanation: The IRCJN, part of the Pôle Judiciaire de la Gendarmerie Nationale (PJGN) in Pontoise, provides cutting-edge criminalistics, DNA profiling, ballistics, digital forensics, anthropology, and scientific disaster victim identification to support magistrates and OPJs across France.

8Under Article 16 of the Code de procédure pénale, which category of gendarmerie personnel automatically hold the qualification of Officier de Police Judiciaire (OPJ)?

A.All commissioned officers of the Gendarmerie Nationale (officiers d'active de la gendarmerie)

B.All volunteer gendarme assistants (GAV) upon completion of initial recruit school

C.Only senior officers holding the rank of Colonel or General commanding a groupement

D.Exclusively sous-officiers assigned to specialized Section de Recherches (SR) units

Explanation: Under Article 16 (1°) of the CPP, commissioned officers of the Gendarmerie Nationale (officiers de gendarmerie) hold the status of OPJ by law. Qualified sous-officiers may also obtain OPJ qualification after passing the professional exam and receiving ministerial appointment.

9Under Article 73 of the Code de procédure pénale, what legal authority does any person or gendarme possess when witnessing a crime flagrant or délit flagrant punishable by imprisonment?

A.The legal prerogative to apprehend the author and bring them immediately before the nearest Officier de Police Judiciaire

B.The right to immediately impose an administrative fine and seize personal property on site

C.The obligation to wait for a written mandate issued by the Juge des libertés et de la détention before intervening

D.The authority to place the suspect under formal judicial interrogation on sworn record

Explanation: Article 73 CPP stipulates that in cases of flagrant crime or délit punishable by imprisonment, any person (citizen, gendarme, or police officer) has the right to apprehend the perpetrator and conduct them without delay before the nearest OPJ.

10Which judicial magistrate is constitutionally and procedurally responsible for directing an information judiciaire (pre-trial judicial investigation)?

A.The Juge d'instruction (investigating judge)

B.The Procureur de la République

C.The President of the Tribunal Correctionnel

D.The Juge de l'application des peines (JAP)

Explanation: The *information judiciaire* (pre-trial formal investigation) is directed exclusively by the Juge d'instruction, an independent investigating magistrate tasked with gathering evidence both incriminating and exculpatory (*à charge et à décharge*).

About the Officier de Gendarmerie (EOGN) Exam

The Concours d'Officier de Gendarmerie is France's premier military and police command examination for Category A+ senior civil and military service. Successful candidates join the École des Officiers de la Gendarmerie Nationale (EOGN) in Melun as officer cadets (élèves-officiers) for a rigorous two-year master-level command curriculum. Gendarmerie officers are both military commanders and senior law enforcement executives who lead territorial companies (compagnies de gendarmerie départementale), mobile squadrons (escadrons de gendarmerie mobile), criminal research sections (sections de recherches), and specialized counter-terrorism or cyber intervention units. They hold the status of Officier de Police Judiciaire (OPJ) under the direction of judicial prosecutors while simultaneously exercising sovereign defense and public order responsibilities under the Ministry of the Interior and Ministry of the Armed Forces.

Exam sponsor: Direction Générale de la Gendarmerie Nationale (DGGN) / École des Officiers de la Gendarmerie Nationale (EOGN). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Assessment

The university route (concours Officier de Gendarmerie Universitaire, OGU) is regulated by the Arrêté du 5 août 2022. Written admissibility comprises a five-hour general-culture composition, a four-hour 600-word dossier synthesis, and a four-hour chosen composition in criminal law, public law, economics/management, or history-geography (each coefficient 5 and eliminatory below 5/20). Admission includes unscored psychology tests/interview, a 30-minute aptitude oral after 20 minutes' preparation (coef 8; eliminatory below 8/20), a 30-minute defence/security oral after 20 minutes' preparation (coef 4; eliminatory below 5/20), a 30-minute foreign-language oral after 20 minutes' preparation (coef 3), and five sports events averaged at coefficient 3 (eliminatory below 7/20).

Time Limit

Written admissibility: 13 hours; admission: two 30-minute substantive orals, a 30-minute language oral, five sports events, and unscored psychology assessment

Passing Score

Competitive rank-based OGU intake; each written paper has a 5/20 eliminatory threshold, oral aptitude 8/20, defence/security oral 5/20, and the sports average 7/20

Exam / Certification Fees

Free / No examination fee

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Official sources

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

30%

Droit pénal, procédure pénale et police judiciaire

Criminal law definitions, elements of offenses, procedural phases (enquête de flagrance, préliminaire, information judiciaire), warrants, procedural nullities, search rules, judicial wiretapping, custody (garde à vue) statutory safeguards, forensic investigation, and judicial police coordination.

25%

Droit public, libertés fondamentales et droit européen des droits de l'homme

General administrative law, administrative police vs. judicial police distinction, crowd management doctrine (SNMO), weapon employment and self-defense under Article L. 435-1 CSI, state of emergency measures, public freedoms, constitutional jurisprudence, and ECHR Articles 2, 3, 5, 6, and 8.

25%

Défense, géopolitique, renseignement et sécurité nationale

National security strategy, defense white papers, counter-terrorism operations, military judicial provost functions (prévôté), internal security intelligence territorial coordination, military cyber defense (ComCyberGend), NATO/EU security cooperation, and hybrid conflict dynamics.

20%

Leadership, commandement militaire et gestion de crise

Company and squadron level military command, decision-making under stress, Crisis Command Post (PC de crise) setup, coordination with the departmental Prefect and public prosecutor, mass casualty/active shooter intervention doctrine, operational communications, and ethical military leadership.

Preparing for the Officier de Gendarmerie (EOGN) Exam

What You Need to Know

Passing score: Competitive rank-based OGU intake; each written paper has a 5/20 eliminatory threshold, oral aptitude 8/20, defence/security oral 5/20, and the sports average 7/20
Assessment: The university route (concours Officier de Gendarmerie Universitaire, OGU) is regulated by the Arrêté du 5 août 2022. Written admissibility comprises a five-hour general-culture composition, a four-hour 600-word dossier synthesis, and a four-hour chosen composition in criminal law, public law, economics/management, or history-geography (each coefficient 5 and eliminatory below 5/20). Admission includes unscored psychology tests/interview, a 30-minute aptitude oral after 20 minutes' preparation (coef 8; eliminatory below 8/20), a 30-minute defence/security oral after 20 minutes' preparation (coef 4; eliminatory below 5/20), a 30-minute foreign-language oral after 20 minutes' preparation (coef 3), and five sports events averaged at coefficient 3 (eliminatory below 7/20).
Time limit: Written admissibility: 13 hours; admission: two 30-minute substantive orals, a 30-minute language oral, five sports events, and unscored psychology assessment
Exam / certification fees: Free / No examination fee Official sources

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Officier de Gendarmerie (EOGN): Suggested Study Strategy

1Master the operational and legal distinctions between administrative police (police administrative - preventive) and judicial police (police judiciaire - repressive), referencing key Council of State and Tribunal des conflits decisions (e.g., Baud, Noualek, Consorts Tayeb).

2Thoroughly analyze Article L. 435-1 of the Code de la sécurité intérieure (CSI) governing firearm usage by gendarmerie and police personnel, emphasizing the strict criteria of absolute necessity, strict proportionality, and legal warning.

3Review the formal procedural stages and nullities of criminal investigations in the Code de procédure pénale, especially custody (garde à vue) rights under Article 63-1, search formalities (perquisitions) under Article 56/76, and judicial wiretaps (Article 100).

4Prepare for the Grand Oral by developing a structured methodology: clear problem definition (problématique), two-part plan with balanced subparts, precise gendarmerie institutional knowledge, and confident military posture.

5Track current geopolitical threats, cyber warfare incidents, hybrid foreign interference, and counter-terrorism coordination frameworks (SGDSN, DGSI, GIGN, PSPG, ComCyberGend).

Frequently Asked Questions

What is the official admission path and training duration for an EOGN cadet officer?

Candidates admitted through the university recruitment competition (concours universitaire sur épreuves) undergo a 2-year residential officer development course at the EOGN campus in Melun. The curriculum encompasses military leadership, operational shooting, tactical command in rural and urban environments, criminal investigation (earning the OPJ accreditation), public administration, and a university-accredited Master 2 in command and management.

What is the difference between an Officier de Gendarmerie and a Commissaire de Police?

While both are Category A+ executive police leaders in France, officers of the Gendarmerie Nationale hold military officer status (Statut général des militaires) subject to military discipline, continuous availability, barracks housing (obligation de loger en caserne), and military defense missions (such as provost marshaling and external military operations). Commissaires de Police are civilian civil servants operating under the Direction Générale de la Police Nationale (DGPN).

What are the core stages of the Concours d'Officier de Gendarmerie?

The OGU route has three written papers: general culture (5 h), dossier synthesis (4 h), and an option (4 h), each coefficient 5. Admission includes psychology assessment, two 30-minute substantive orals, a 30-minute foreign-language oral, and five sports events; the official thresholds differ by test rather than using one universal 6/20 rule.

What legal powers does an officier de gendarmerie exercise in criminal investigations?

Gendarmerie officers hold the qualification of Officier de Police Judiciaire (OPJ) under Article 16 of the Code de procédure pénale. They have statutory authority to direct inquiries, initiate and supervise custody (garde à vue), execute search and seizure operations, requisition technical experts, and issue judicial notifications under the operational direction of the Procureur de la République or Juge d'instruction.

What is the Schéma National du Maintien de l'Ordre (SNMO) and how does it affect squadron command?

The SNMO is the French Ministry of the Interior's foundational doctrine governing crowd control and public demonstrations. For mobile gendarmerie commanders (escadrons de gendarmerie mobile), it establishes strict rules on de-escalation, public warnings (sommations), dispersal techniques, specialized non-lethal equipment (e.g., lanceurs de balles de défense, tear gas grenade launchers), and media relations during public order missions.