
The duration of police custody (garde a vue) is strictly framed by the French Code of Criminal Procedure. In principle, it lasts 24 hours. It may be extended up to 48 hours, reach 96 hours in organised crime and drug-trafficking cases, and even 144 hours in terrorism matters. Here is, in detail, what the law provides and how a lawyer ensures these time limits are respected.
Length of police custody: summary table
| Situation | Maximum duration | Authority granting the extension |
|---|---|---|
| Ordinary regime | 24h, extendable to 48h | Public prosecutor |
| Organised crime, drug trafficking | 96h | Liberty and custody judge or investigating judge |
| Terrorism (imminent risk) | 144h | Liberty and custody judge |
| Minor (13-18 years old) | Specific, closely framed regime | Magistrate, under conditions |
How long does police custody last under the ordinary regime?
The ordinary duration is 24 hours (Article 63 of the Code of Criminal Procedure). At the end of this period, the person must either be released or brought before a magistrate.
Custody may be extended by a further 24-hour period, giving a total of 48 hours, on the written authorisation of the public prosecutor, on two conditions: the offence must be a serious crime or a misdemeanour punishable by at least one year of imprisonment, and the extension must be the only way to continue the investigation. In principle, the person is brought before the magistrate, where appropriate by video-conference, before any extension.
Derogatory regimes: up to 96 or 144 hours
Organised crime and drug trafficking: 96 hours
For offences falling under organised crime and organised delinquency (Article 706-88 of the Code of Criminal Procedure), including drug trafficking committed in an organised gang, custody may be subject to two additional 24-hour extensions, bringing its total duration to 96 hours (4 days). These extensions are authorised by the liberty and custody judge (JLD) or by the investigating judge.
Terrorism: up to 144 hours
In terrorism matters, where there is a serious risk of imminent terrorist action (Article 706-88-1 of the Code of Criminal Procedure), two exceptional extensions may bring the total duration to 144 hours (6 days), by decision of the liberty and custody judge.
When does the clock start?
The custody time limit runs from the moment liberty is restricted, that is, in practice, from the arrest itself, and not from arrival at the police station. This starting point is essential: a mistake in counting the hours can render the measure, and every act flowing from it, unlawful.
Custody of a minor: specific rules
Custody of a minor follows protective rules (French Code of Criminal Justice for Minors). A child under 13 cannot, in principle, be placed in police custody. Between 13 and 18 years old, the measure is possible but framed by reinforced safeguards: notification of the legal representatives, mandatory medical examination before age 16, and mandatory presence of the lawyer.
What happens at the end of police custody?
When the time limit expires, the person is released or brought before the public prosecutor (deferrement). Several outcomes are possible: dismissal, summons before the court, immediate appearance, CRPC (guilty plea), or the opening of a judicial investigation that may involve pretrial detention.
The lawyer's role in ensuring time limits are respected
Monitoring compliance with these time limits is one of the points on which the intervention of a police custody lawyer in Paris is decisive. Mr. Charles Bruguière checks the exact time the measure started, the lawfulness of every extension authorisation and its notification, and raises, where appropriate, the nullity of acts carried out beyond the legal time limit. Available 24/7, the firm intervenes urgently in every police station in Paris and the Paris region.
Sources
Articles 63, 63-1 et seq., 706-88 and 706-88-1 of the French Code of Criminal Procedure (Legifrance). Practical sheet: service-public.fr - Police custody.
Frequently asked questions
How long does police custody last?
As a rule 24 hours, extendable to 48 hours with the prosecutor's authorisation. It can reach 96 hours for organised crime and drug trafficking, and up to 144 hours in terrorism cases.
Can police custody exceed 48 hours?
Yes, but only for certain offences: up to 96 hours for organised crime and drug trafficking, and up to 144 hours for terrorism, subject to a judge's authorisation.
How long does police custody last for drug offences?
Drug trafficking committed in an organised gang falls under the organised crime regime: custody may be extended up to 96 hours, under the supervision of the liberty and custody judge.
When does the custody clock start running?
It starts from the moment liberty is restricted, that is, from the arrest itself, and not from arrival at the police station.
How can an unlawfully long police custody be challenged?
Exceeding the legal time limit or an irregular extension can lead to the nullity of the measure and of the acts flowing from it. The lawyer raises this nullity as part of the procedure.
About the author

Maître Charles Bruguière
Avocat pénaliste au Barreau de Paris
Avocat à la Cour, Maître Charles Bruguière exerce exclusivement en droit pénal. Il intervient en urgence 24h/24 à Paris et sur tout le territoire pour la défense des personnes mises en cause.
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