France’s 2026 Administrative Detention Law: How the 210-Day Regime Affects Foreign Nationals

I. The New Legal Framework: From 90 to 210 Days of Administrative Detention

A. The Prior Regime: 90 Days (180 for Terrorism-Related Cases)

Before June 2026, French law set a strict ceiling on the duration of rétention administrative (administrative detention) for foreign nationals awaiting removal. Under the prior version of the Code de l’entrée et du séjour des étrangers et du droit d’asile (CESEDA), an individual could be held for a maximum of 90 days in a centre de rétention administrative (CRA, or administrative detention center). For individuals convicted of terrorism-related offences, the maximum was extended to 180 days.

Administrative detention in France is distinct from criminal incarceration. It is a non-punitive measure authorised by the préfet (prefect, the state’s representative in each département) under Article L. 741-1 of the CESEDA, which provides that « l’autorité administrative peut placer en rétention, pour une durée de quatre-vingt-seize heures, l’étranger qui se trouve dans l’un des cas prévus à l’article L. 731-1 lorsqu’il ne présente pas de garanties de représentation effectives propres à prévenir un risque de soustraction à l’exécution de la décision d’éloignement et qu’aucune autre mesure n’apparaît suffisante » (“the administrative authority may place in detention, for a period of ninety-six hours, a foreign national who falls within one of the cases provided for in Article L. 731-1 when he or she does not present effective guarantees of representation capable of preventing a risk of absconding and no other measure appears sufficient”).

This initial 96-hour placement could then be extended by the juge des libertés et de la détention (JLD, the liberty and detention judge of the judicial court) under Article L. 742-1 of the CESEDA, in successive increments, up to the 90-day (or 180-day) statutory maximum. Every extension required a fresh judicial order, and the JLD was required to verify that the removal remained a “reasonable prospect”—a standard drawn from European Union law, specifically Directive 2008/115/EC (the “Return Directive”).

By 2025, approximately 16,500 foreign nationals had been detained in CRAs across metropolitan France, according to official figures. The overwhelming majority were held for periods far shorter than the statutory maximum; the 90-day ceiling applied only in exceptional cases where consular identification from the country of origin proved protracted or the individual actively obstructed removal.

The ministerial instructions of August and November 2022, which directed préfets to prioritise detention for “foreign nationals who disturb public order”, were challenged by a coalition of associations (La Cimade, GISTI, LDH, FASTI, and others). In its decision of 10 October 2023, n° 469328, the Conseil d’État dismissed all challenges. The court held that «dans le cadre de son pouvoir hiérarchique, le ministre pouvait, sans méconnaître ces dispositions ni y ajouter, inviter les préfets à utiliser les capacités limitées des centres de rétention administrative en priorité pour les étrangers remplissant les conditions fixées par l’article L. 741-1 et auteurs de troubles à l’ordre public» (“in the exercise of his hierarchical power, the minister could, without disregarding these provisions or adding to them, invite prefects to use the limited capacity of administrative detention centres as a priority for foreign nationals meeting the conditions set by Article L. 741-1 and who are responsible for disturbances to public order”). This ruling effectively validated the executive’s policy of targeted detention enforcement within the existing statutory framework.

B. The June 2026 Law: Three Cumulative Criteria and the 210-Day Maximum

On 16 June 2026, the French Parliament definitively adopted a law extending the maximum period of administrative detention to 210 days (seven months) for foreign nationals deemed dangerous. The bill passed with 345 votes in favour and 177 against in the National Assembly, after earlier approval by the Senate. The left-wing opposition voted unanimously against the measure and has indicated an intention to refer the law to the Conseil constitutionnel (Constitutional Council) for constitutional review.

The new law creates a distinct, “exceptional” detention track that is far narrower than a simple across-the-board extension. Three conditions must be met cumulatively for the 210-day maximum to apply:

1. The foreign national must be subject to an obligation de quitter le territoire français (OQTF under Article L. 611-1 of the CESEDA, a removal order);
2. The individual must have been previously sentenced to a term of at least five years’ imprisonment for certain crimes or offences (the statute enumerates specific qualifying offences);
3. The individual must represent a “réelle, actuelle et particulièrement grave” (“real, current, and particularly serious”) threat to ordre public (public order).

The law also extends the terrorism-specific track from 180 days to 210 days, aligning it with the new general dangerous-offender ceiling. A new “arrêté d’évaluation psychiatrique” (psychiatric evaluation order), issued at the préfet’s discretion, enables compulsory psychiatric assessment in cases where terrorist-related risk is suspected.

For the vast majority of foreign nationals in administrative detention—those who do not meet all three cumulative criteria—the position remains unchanged: the pre-existing statutory maxima of 90 days (ordinary) and 180 days (terrorism) continue to apply. The focus of this article is therefore on the enforcement context that matters most to English-speaking residents, employees, and employers: how the broader apparatus of removal orders, re-entry bans, and judicial oversight operates in practice.

The French government justified the law on public safety grounds. The political context includes the 2024 murder of a student, attributed to a Moroccan national who had recently been released from administrative detention. However, opposition MPs noted that the suspect had been released “after 70 days, well before the current legal limit,” and that extending the maximum would not have prevented the tragedy. This debate is likely to continue before the Constitutional Council, which has already shown its willingness to strike down disproportionate detention provisions. In its decision of 16 October 2025 (n° 497929), the Conseil d’État had already taken note of a Constitutional Council ruling that declared unconstitutional certain provisions of the January 2024 immigration law permitting the detention of asylum seekers whose behaviour constitutes a threat to public order.

II. The Broader Enforcement Context: OQTF, IRTF, and Judicial Oversight

A. Enforcement Measures: From Removal Orders to Re-Entry Bans

For English-speaking foreign nationals in France—whether expatriates, students, employees, or their employers—understanding the enforcement landscape is essential even if detention itself is a remote risk. The two principal enforcement instruments, the OQTF and the IRTF (interdiction de retour sur le territoire français, or re-entry ban), operate along a continuum of increasing severity and can affect individuals who have never been detained.

The OQTF. Under Article L. 611-1 of the CESEDA, a préfet may issue an OQTF in six defined situations: irregular entry and stay without a valid residence permit (1°), overstaying a visa (2°), refusal or withdrawal of a residence permit (3°), definitive refusal of refugee status or subsidiary protection (4°), behaviour constituting a threat to public order when the individual has not been lawfully resident for more than three months (5°), and illegal employment (6°). The OQTF is typically accompanied by a délai de départ volontaire (voluntary departure period) of thirty days under Article L. 612-1, unless one of the exceptions in Article L. 612-2 applies (threat to public order, manifestly unfounded or fraudulent application, or risk of absconding).

The IRTF. The re-entry ban is the measure that has the greatest practical impact on foreign nationals who wish to return to France after departure. Since the entry into force of the Law of 26 January 2024, the rules are as follows:

• Mandatory IRTF with no voluntary departure delay (Article L. 612-6): when no voluntary departure period is granted, the préfet must impose an IRTF, unless circonstances humanitaires (humanitarian circumstances) justify not doing so. The maximum duration is five years (or ten years for a grave threat to public order).
• Optional IRTF with voluntary departure (Article L. 612-8): in other cases, the préfet may impose an IRTF at his or her discretion.
• Extension of IRTF (Article L. 612-11): the préfet may extend the ban for a further maximum of two years in three situations: (1°) remaining irregularly despite a no-delay OQTF, (2°) overstaying the voluntary departure period, or (3°) returning to France in violation of the existing ban. Crucially, « compte tenu des prolongations éventuellement décidées, la durée totale de l’interdiction de retour ne peut excéder cinq ans à compter de l’exécution de l’obligation de quitter le territoire français, sauf menace grave pour l’ordre public » (“taking into account any extensions decided, the total duration of the re-entry ban may not exceed five years from the execution of the removal order, except in cases of a grave threat to public order”).

The Conseil d’État’s published opinion of 25 April 2024, n° 491312 resolved a long-standing question of statutory interpretation: when a préfet issues a new OQTF accompanied by a new IRTF, the new decision « doit être regardée comme ayant prononcé une nouvelle interdiction de retour, en lieu et place des précédentes décisions ayant le même objet, qui sont ainsi implicitement mais nécessairement abrogées » (“must be regarded as having imposed a new re-entry ban, in place of the previous decisions having the same purpose, which are thus implicitly but necessarily repealed”). This means that a prior, unexecuted IRTF does not simply accumulate on top of a new one; each new removal decision starts the clock afresh, with the five-year outer limit recalculated from the date of actual departure.

Administrative detention under Article L. 741-1 applies when the foreign national, although subject to a removal order that remains a reasonable prospect, does not present “effective guarantees of representation” to prevent absconding and no less restrictive measure is sufficient. The risk of absconding is assessed using the same criteria as those in Article L. 612-3—absence of a fixed domicile, concealment of identity, prior non-compliance with removal measures, etc.—or by reference to the threat to public order that the individual represents.

Where detention is not appropriate or capacity is lacking, the préfet may turn to assignation à résidence (house arrest) under Article L. 731-1 of the CESEDA. This measure, which the November 2022 ministerial circular directed préfets to deploy “much more significantly,” requires the foreign national to report regularly to police or gendarmerie, to surrender a passport or identity document, and to remain within a defined geographical perimeter. Failure to comply with an assignation à résidence can itself lead to placement in detention.

B. Judicial Oversight and Remedies: The Role of Administrative Courts and the JLD

France maintains a dual judicial oversight system for enforcement measures, and English-speaking foreign nationals should understand both tracks because they operate on different timelines and before different courts.

First track: the JLD and detention decisions. Every extension of administrative detention beyond the initial 96-hour period must be authorised by the JLD, a judicial (not administrative) judge. The JLD reviews whether the conditions of Article L. 741-1 continue to be met, whether removal remains a reasonable prospect, and whether the administration has demonstrated diligence in pursuing removal. This judicial check is a garde-fou (safeguard) required by both French constitutional law and EU law.

In practice, a foreign national placed in a CRA is brought before the JLD within 96 hours (for the first extension, typically of 28 days), and again at subsequent extension hearings (for successive periods of 30 or 15 days depending on the specific grounds). The individual has the right to legal counsel at these hearings, either retained privately or provided through legal aid (aide juridictionnelle).

The June 2026 law does not alter this fundamental procedural architecture. The JLD retains the power to refuse any extension if the statutory conditions are not satisfied, regardless of the new 210-day theoretical maximum. What changes is the outer envelope: a foreign national who meets the three cumulative dangerous-offender criteria may, in the worst case, be held through a longer series of JLD-authorised extensions than was previously possible.

Second track: the administrative tribunal and appeals against OQTF/IRTF. The removal order and the re-entry ban are administrative decisions, and challenges to them are heard by the tribunal administratif (administrative court). The critical practical point is the appeal deadline, which varies dramatically depending on whether the OQTF is issued with or without a voluntary departure period:

• OQTF with voluntary departure: the standard two-month appeal period under administrative law (recours pour excès de pouvoir) applies, running from notification of the decision. The appeal is heard by a formation collégiale (panel of judges), not a single judge.
• OQTF without voluntary departure (often combined with detention or assignation à résidence): the appeal must be filed within 48 hours of notification, and the tribunal administratif must rule within 96 hours (or 144 hours in certain overseas territories). The appeal is heard by a magistrat désigné (single designated judge).

For the IRTF, the appeal period is the same as for the underlying OQTF. The courts have consistently required préfets to provide an individualised motivation for both the principle and the duration of any re-entry ban. The CAA de Douai, 17 October 2025, n° 25DA01919 illustrates the principle: the court annulled a two-year IRTF extension because the préfet had relied on circumstances that «ne correspondaient à aucune de celles ouvrant la possibilité de prolonger une interdiction de retour sur le territoire français» (“corresponded to none of those permitting an extension of the re-entry ban”). The préfet had cited the absence of legal income and a fixed domicile, which are not among the statutory grounds listed in Article L. 612-11 (namely: remaining irregularly after a no-delay OQTF, overstaying the voluntary departure period, or returning in violation of the ban). This case underscores the importance of precise legal argument in IRTF appeals.

Third track: Constitutional review. The French system permits a question prioritaire de constitutionnalité (QPC, or priority constitutional question) to be raised during any litigation. If the administrative court considers the question serious and not previously resolved, it transmits it to the Conseil d’État, which may in turn refer it to the Constitutional Council. The Conseil d’État, 2 March 2026, n° 507803 illustrates the procedure in the immigration context: a QPC was raised against provisions governing the withdrawal of multi-year residence permits. The Constitutional Council has already struck down several provisions of the January 2024 immigration law, and the left-wing opposition has signalled that the June 2026 detention law will face a similar challenge—the outcome of which could affect the legal landscape for all foreign nationals.

Practical points for English-speaking foreign nationals. The following considerations apply whether or not detention is a risk:

1. Do not ignore a convocation (summons) from the préfecture. A failure to appear at a scheduled appointment can be treated as evidence of a risk of absconding and may lead to an OQTF without a voluntary departure period, triggering the 48-hour appeal deadline.
2. Do not remain in France beyond the expiry of your titre de séjour (residence permit) without filing a renewal application. Overstaying creates the legal basis for an OQTF under Article L. 611-1, 2° and may, in the event of a removal order, support a finding that no voluntary departure period should be granted.
3. If you receive an OQTF, determine immediately whether it includes a voluntary departure period. This determines whether you have two months or 48 hours in which to file an appeal. The appeal itself may be filed in French or, with an authorised translation, through counsel.
4. If you are placed in a CRA, you have the right to contact your consulate, a lawyer, and a relative. The CRA règlement intérieur (internal rules) must be provided in a language you understand. Legal aid is available regardless of the regularity of your immigration status.
5. The carte de résident (10-year permanent resident card) and the carte de résident de longue durée – UE provide the strongest protection against removal. Under Article L. 432-4 of the CESEDA, these cards can be withdrawn only where the holder’s presence constitutes a « menace grave pour l’ordre public » (“grave threat to public order”), a higher threshold than the ordinary “threat to public order” standard applicable to temporary residence permits. The Conseil d’État, 28 October 2025, n° 504980 examined precisely this question, namely the criteria under which a préfet may refuse to renew a 10-year resident card on public order grounds, and the degree of gravity required to justify such a refusal.

For English-speaking foreign nationals seeking guidance on any aspect of French immigration enforcement—whether contesting a removal order before the administrative court, preparing for a JLD detention hearing, or seeking regularisation of an irregular stay—specialist advice from a Paris immigration lawyer is essential. The procedural deadlines are short, the documentation requirements are exacting, and the consequences of a procedural misstep can be severe.

Conclusion

The June 2026 law extending administrative detention to 210 days represents a significant hardening of France’s enforcement apparatus, but its practical scope is deliberately narrow: it applies only to foreign nationals who are simultaneously subject to a removal order, have been convicted of serious offences, and are assessed as representing a real and current grave threat to public order. For the overwhelming majority of foreign nationals in France—including the English-speaking expatriate community—the law does not alter their day-to-day position.

What matters more in practice is the broader enforcement framework: the shortened appeal deadlines for no-delay OQTFs, the automatic imposition of re-entry bans of up to ten years, the expanding use of assignation à résidence as a detention alternative, and the courts’ willingness to scrutinise préfectoral decisions for compliance with statutory criteria. The Conseil d’État and the administrative courts of appeal have repeatedly shown that they will annul enforcement measures where the préfet has failed to respect the boundaries of the empowering legislation.

As the Constitutional Council’s review of the June 2026 law unfolds, and as the implementing decrees and ministerial instructions are published, the enforcement landscape will continue to evolve. Foreign nationals, employers, and investors with an interest in French immigration law should monitor these developments closely, and should seek advice from a Paris immigration lawyer promptly if they receive any enforcement measure from the préfecture.