

Facing a criminal investigation in Turkey as a foreigner? Find answers to 50 key questions about police custody, arrest, detention, lawyers, interpreters, travel bans, deportation, removal centers and criminal defense in Turkey.
A criminal investigation in Turkey can be considerably more complicated for a foreign national than for someone who lives permanently in the country and speaks Turkish. A foreign tourist, expatriate, investor, company director or employee may simultaneously face a police investigation, prosecutor proceedings, pre-trial detention risk, travel restrictions and immigration consequences. One of the most important distinctions is that a criminal case and a deportation proceeding are not the same legal process. Release from police custody does not necessarily eliminate immigration risks, while a deportation decision does not itself establish criminal guilt. Under the Turkish Criminal Procedure Code, foreign suspects retain fundamental defense rights, while deportation and administrative detention are principally governed by Law No. 6458 on Foreigners and International Protection. In 2026, this distinction remains crucial: criminal detention, judicial control, imprisonment and administrative detention in a removal center must be analyzed separately. Official Migration Management guidance confirms that administrative detention for removal purposes is subject to its own statutory grounds, periodic review and judicial challenge mechanisms. (en.goc.gov.tr)
Yes. A foreign national who allegedly commits an offense within Turkey can generally be investigated and prosecuted under Turkish criminal law regardless of nationality.
Being a tourist or having no residence permit in Turkey does not provide immunity from Turkish criminal jurisdiction.
Foreign suspects and defendants benefit from fundamental criminal-procedure protections, including the right to defend themselves, obtain legal assistance and challenge measures affecting their liberty.
Nationality does not eliminate the right to a fair criminal proceeding.
During the investigation stage, the person against whom criminal suspicion exists is generally referred to as a suspect.
After an indictment is accepted by the competent court, the person becomes a defendant in the prosecution stage.
Yes, where the applicable legal conditions exist.
However, an ordinary identity check should not be confused with formal questioning of a person as a criminal suspect.
If questions begin concerning an alleged offense, the person’s procedural status should be clarified.
The first priority is to understand why the person has been taken there.
The foreigner should determine whether they are a witness, complainant or suspect and whether they are formally under custody.
Documents that cannot be understood should not simply be signed.
No.
Police custody and judicial pre-trial detention are different measures.
A person can be taken into custody and subsequently released without being detained pending trial.
Police custody is a temporary criminal-procedure measure used during the investigation under the conditions established by the Criminal Procedure Code.
It should not be confused with imprisonment following conviction or immigration-related administrative detention.
Custody is subject to statutory time limits, but the applicable period depends on matters including the nature of the investigation and whether the alleged offense was committed individually or collectively.
A lawyer should therefore calculate the applicable period from the actual apprehension and custody records rather than relying on a generic internet statement.
Foreign nationality by itself does not create an unlimited power to extend criminal custody.
Any deprivation of liberty must have a lawful procedural basis.
Yes. A foreign suspect can appoint a Turkish lawyer and exercise defense rights through counsel during the investigation and subsequent proceedings.
The lawyer can become particularly important before the first substantive statement is given.
The right to defense counsel is a fundamental component of Turkish criminal procedure, subject to the specific statutory framework applicable to the proceedings.
A foreign suspect should not assume that police questioning must be completed before contacting a lawyer.
Turkish criminal procedure contains mechanisms for appointed defense counsel in circumstances prescribed by law.
Whether mandatory or requested appointment applies should be assessed according to the particular case.
A foreign defendant who cannot adequately understand Turkish should not be expected to defend themselves in a language they cannot understand.
Interpretation is therefore a critical procedural safeguard.
No document with substantive legal consequences should be signed without understanding its contents.
The foreign suspect should verify that the recorded statement accurately reflects what was actually said.
Turkish criminal procedure recognizes the suspect’s right not to make self-incriminating statements.
Remaining silent should not be confused with admitting the allegation.
Not necessarily.
Before giving a detailed account, the suspect should understand the exact allegation and the evidence already known to the extent procedurally available.
An improvised explanation given under stress can create contradictions that later become difficult to correct.
Depending on the circumstances, the suspect may be released or referred to the public prosecutor.
The prosecutor may release the suspect, conduct further questioning or initiate procedures that may result in referral to the criminal judgeship for judicial control or detention.
Yes.
A prosecutor’s statement can be a crucial stage of the investigation.
The defense should use this opportunity not only to deny allegations where appropriate but also to identify favorable evidence.
The prosecutor can request detention, but judicial pre-trial detention requires the appropriate judicial decision under the Criminal Procedure Code.
This distinction is important.
Pre-trial detention is a judicial measure restricting the liberty of a suspect or defendant before a final conviction.
It is not itself a criminal punishment.
No automatic rule provides that every foreign suspect must be detained merely because they hold a foreign passport.
The statutory conditions for detention must be evaluated.
However, practical circumstances concerning the person’s residence, connections with Turkey and ability to participate in proceedings may become relevant to the assessment of flight risk.
The defense may present evidence showing a fixed residence, lawful immigration status, family or employment connections, business activities and other circumstances demonstrating that the suspect can participate in the proceedings without detention.
The relevance of each factor depends on the case.
Judicial control provides measures that can be imposed instead of detention where statutory requirements are satisfied.
Different obligations may be ordered according to the circumstances.
Potentially, yes.
A prohibition on leaving Turkey can be imposed as a judicial-control measure where the legal conditions are met.
No.
Being named as a suspect does not automatically prevent departure from Turkey.
There must be an applicable legal measure restricting travel.
The procedural file and judicial-control decisions should be examined.
A foreigner facing a serious investigation should not simply arrive at the airport and discover the issue immediately before departure.
Yes, judicial-control measures can be challenged and their continuation can be reconsidered under the applicable procedural rules.
The defense should explain why the restriction is no longer necessary or proportionate.
Yes. This is one of the most important points for foreign suspects.
Criminal release and immigration release are separate issues.
A person may be released from criminal custody but subsequently become subject to proceedings under Law No. 6458.
No. A criminal investigation and a deportation decision are legally distinct.
However, Law No. 6458 contains grounds relating to matters including public order and public security that can become relevant to removal proceedings. The official Migration Management guidance explains that removal decisions are made by governorates under the statutory framework in Articles 52–60. (goc.gov.tr)
Not necessarily in every situation.
Immigration authorities conduct an administrative assessment under Law No. 6458, which should not be confused with the criminal court’s determination of guilt.
For that reason, criminal defense and immigration defense may sometimes need to proceed simultaneously.
Removal decisions under the applicable statutory framework are made by the governorate.
Official Migration Management guidance states that the assessment and decision-making stage concerning removal may take up to 48 hours. (goc.gov.tr)
Yes.
A removal decision can be challenged through the judicial remedy provided under Law No. 6458.
Because immigration deadlines can be short and statutory rules may change, the exact deadline stated in the current law and notification should be checked immediately when the decision is served.
The statutory framework contains protection against removal during the judicial challenge process in relevant circumstances, but it also contains exceptions. The applicable paragraph of Article 53 and the particular removal ground must therefore be checked rather than assuming that every lawsuit automatically prevents removal in every case. (en.goc.gov.tr)
A removal center is an immigration facility used for foreigners subject to administrative detention for removal purposes.
It is not a criminal prison.
No.
This distinction is essential:
Police Custody → Criminal Procedure
Pre-Trial Detention → Criminal Procedure
Prison Sentence → Criminal Punishment
Removal-Center Administrative Detention → Immigration Procedure
Different legal remedies apply to each.
Official Migration Management guidance states that administrative detention for removal purposes generally may not exceed six months, but it can be extended for up to an additional six months where removal cannot be completed because the foreigner fails to cooperate or fails to provide correct information or documentation concerning their country. (en.goc.gov.tr)
Yes.
Migration Management states that the need for continued administrative detention is regularly reviewed by the governorate every month and can be reviewed sooner when necessary. If detention is no longer necessary, it should be terminated. (en.goc.gov.tr)
Yes.
The foreigner, legal representative or lawyer can challenge administrative detention before the competent Criminal Judgeship of Peace. Official Migration Management guidance states that the judge should conclude the assessment within five days. (en.goc.gov.tr)
Yes. The current official framework lists alternatives to administrative detention including residence at a specified address, reporting obligations, guarantee and electronic monitoring, among other statutory alternatives. Migration Management states that alternative obligations may generally continue for up to 24 months. (goc.gov.tr)
The answer depends on the criminal measures in force and the immigration proceedings.
For example, a criminal court may have imposed a prohibition on leaving Turkey while immigration authorities are separately considering removal.
The two proceedings therefore need to be coordinated rather than analyzed independently.
Leaving Turkey does not automatically terminate a Turkish criminal case.
The investigation or prosecution can continue, and future attendance requirements or judicial measures may arise depending on the proceedings.
Yes.
The fact that a foreign suspect or defendant is outside Turkey does not automatically cause the file to disappear.
The procedural consequences depend on the offense, stage of proceedings and decisions issued by the judicial authorities.
A Turkish defense lawyer can perform many procedural acts on behalf of a foreign client, subject to the requirements of the particular proceeding.
However, representation by counsel does not mean that the defendant can never be personally required to attend or give a statement.
Potentially, yes, where the applicable statutory requirements are satisfied.
Ignoring a criminal investigation simply because the foreigner has left Turkey can therefore create serious future consequences.
Potentially.
Criminal proceedings, removal decisions and immigration assessments can lead to separate questions concerning entry restrictions.
An entry ban should therefore be analyzed separately from the criminal judgment.
Potentially, yes, depending on the particular facts and applicable immigration-law provisions.
A criminal defense strategy for a foreign resident should therefore consider both the criminal file and immigration status.
That depends on the allegation. In fraud cases, bank records, WhatsApp communications and money flows may be critical. In assault cases, CCTV and medical reports may be decisive. In financial-crime cases, account ownership, transaction history and evidence of knowledge or intent can be central. In digital-crime cases, phones, IP-related evidence, forensic reports and account-control evidence may become important.
The defense should therefore be built around the elements of the particular alleged offense rather than nationality.
The foreigner should establish the exact accusation and procedural status, obtain appropriate interpretation, contact defense counsel where needed, preserve potentially favorable evidence and avoid deleting messages, resetting phones or contacting complainants in a manner that could create additional allegations.
Where immigration proceedings have also started, the relevant removal or administrative-detention documents should be obtained immediately.
Common mistakes include signing Turkish documents they do not understand, giving speculative explanations before understanding the allegation, deleting digital evidence, assuming release means the entire case has ended, ignoring immigration proceedings, discovering a travel restriction only at the airport, leaving Turkey and abandoning the criminal file, missing deportation remedies and treating a removal-center detention as though it were part of the criminal sentence.
The criminal and immigration dimensions should first be separated and then coordinated. The defense should establish the alleged offense → evidence → police custody status → statement procedure → detention risk → judicial-control measures → travel restrictions → immigration status → potential removal decision → administrative detention → criminal trial → appeal and future entry consequences. The first police statement should not be treated as an administrative formality. Interpretation must be accurate. Favorable evidence should be preserved before CCTV, messages or witnesses disappear. If detention is requested, the defense should address both the evidence and the necessity of detention. If judicial control is imposed, proportionality and travel restrictions should be reviewed. If immigration authorities initiate removal proceedings, the deportation decision and any administrative detention should be challenged through their own remedies and within the applicable periods. If the foreigner returns abroad, the Turkish criminal file should continue to be monitored. A foreign national may therefore require a coordinated strategy covering criminal defense, liberty, immigration status and future ability to enter Turkey, rather than treating each problem in isolation.
Foreign nationality or absence of permanent residence does not by itself replace the statutory requirements for detention. The actual circumstances and applicable criminal-procedure conditions must be examined.
Potentially, separate immigration proceedings may arise after criminal release. Release from criminal custody does not automatically prevent a removal assessment under Law No. 6458.
No. A removal center involves administrative detention under immigration law, whereas prison custody or pre-trial detention belongs to the criminal-law system.
Yes, but they involve different remedies. A removal decision and administrative detention should not be treated as one legal measure. Official Migration Management guidance confirms that administrative detention can be challenged before the Criminal Judgeship of Peace. (en.goc.gov.tr)
Administrative detention generally cannot exceed six months, subject to a possible additional period of up to six months under the statutory circumstances identified by Migration Management. (en.goc.gov.tr)
Potentially, provided there is no applicable judicial restriction preventing departure. An open investigation alone should not be confused with a travel ban.
Not necessarily. Criminal and immigration proceedings are separate. However, an acquittal or other favorable criminal development may be highly relevant to the factual and legal basis underlying an immigration measure.
Many procedural matters can be handled through Turkish counsel, but personal attendance may still be required depending on the criminal proceedings and judicial decisions.
Potentially, where there is evidence supporting personal criminal responsibility. Corporate position alone should not automatically establish individual criminal liability; the person’s actual conduct, knowledge, authority and intent should be examined.
They should identify where the person is being held, determine whether the detention is criminal or immigration-related, establish the relevant investigation or administrative file and arrange appropriate legal assistance. Confusing police custody, prison detention and removal-center detention can result in pursuing the wrong remedy.
Foreign nationals involved in Turkish criminal proceedings may simultaneously face police custody, prosecutor questioning, pre-trial detention, judicial control, international travel restrictions, deportation proceedings, administrative detention and entry-ban risks. These procedures should be coordinated from the earliest stage because success in the criminal investigation does not automatically resolve the immigration file.
Fırat Fesih Kaya Law Office provides legal assistance to foreign tourists, expatriates, investors, company directors, employees and international clients involved in criminal investigations and proceedings in Turkey.
Fırat Fesih Kaya can assist with police and prosecutor statements, detention proceedings, release applications, judicial-control objections, travel restrictions, criminal trials, deportation proceedings, removal-center detention and coordination between Turkish criminal and immigration proceedings.
Phone: +90 312 434 22 22
Mobile Phone: +90 532 769 22 22
Email: info@firatfesihkaya.av.tr
Address: Mevlana Boulevard No: 221, Yildirim Tower, Balgat, Cankaya / Ankara, Turkey