How Long Does a Serious Criminal Case Take in Turkey? Factors Affecting the Duration of a Criminal Trial

Criminal Law · Antalya, Turkey
How Long Does a Serious Criminal Case Take in Turkey? Factors Affecting the Duration of a Criminal Trial

There is no fixed number of months or hearings that applies to every serious criminal case in Turkey. The duration depends on the charge, complexity of the evidence, number of defendants and witnesses, expert or forensic examinations, detention status, international evidence and whether the judgment proceeds through appellate review. For foreign nationals involved in proceedings in Antalya, the more useful question is not simply how long criminal cases usually take, but what remains to be completed in the individual case file.

Last updated: 5 September 2026 Legal review: Attorney Cennet Kesici Çetinbaş Core legislation: Criminal Procedure Code No. 5271
Quick Answer

There is no universal statutory period within which every serious criminal trial in Turkey must finish. A straightforward case with limited evidence may progress much faster than a multi-defendant case involving witnesses, forensic examinations, digital evidence or evidence located abroad. It is also essential to distinguish between the first-instance judgment and the date on which the criminal proceedings become final after any available appellate review.

Key Principle Case-Specific Duration Complexity, evidence, procedural steps and judicial review determine the realistic timeline.

Is There a Fixed Duration for a Serious Criminal Case in Turkey?

No. Turkish criminal procedure does not provide a single general rule stating that every serious criminal case must conclude within a particular number of months or hearings.

Two prosecutions involving the same offence can have very different timelines because the evidence and procedural history may be completely different.

SIMPLER FILE Limited defendants and evidence

A file with one defendant, few witnesses and no disputed expert evidence may require fewer procedural steps.

COMPLEX FILE Multiple evidentiary layers

Several defendants, digital material, forensic reports, financial records and international evidence can substantially expand the proceedings.

A promised completion date is usually not a reliable legal assessment A realistic estimate should identify the current procedural stage and the steps that remain outstanding in the actual case.

What Does “Serious Criminal Case” Mean Under Turkish Law?

The expression “serious criminal case” is useful in ordinary English, but it is not a separate technical category of Turkish criminal procedure.

Foreign defendants may use the expression to describe a case carrying a significant risk of imprisonment or a prosecution before a High Criminal Court.

Whether a case belongs before the High Criminal Court depends on statutory jurisdiction rather than on the general impression that an allegation is serious.

For the court-jurisdiction rules, see High Criminal Court in Turkey: Cases, Jurisdiction and Criminal Trial Process .

What Factors Affect the Duration of a Criminal Trial?

The practical duration is largely determined by what the court still needs to complete before the evidence can be evaluated and a properly reasoned judgment can be delivered.

OFFENCE Nature of the allegation

Homicide, drug trafficking, organised crime, sexual offences and other serious allegations may involve very different evidentiary structures.

DEFENDANTS Number of accused persons

Each defendant may present a separate factual defence, evidence and procedural requests.

WITNESSES Attendance and testimony

Witnesses who cannot be located, live elsewhere or fail to attend can require further procedural steps.

EXPERTS Expert and forensic reports

Technical, medical, financial or digital examinations may need to be completed before the evidence stage can close.

DIGITAL EVIDENCE Phones, messages and data

Extraction, examination, relevance, integrity and legal admissibility can all require additional analysis.

INTERNATIONAL ELEMENT Evidence or persons abroad

International judicial assistance or evidence held outside Turkey can introduce additional procedural steps.

Drug-trafficking proceedings illustrate this well. A file may contain search and seizure records, laboratory findings, communications, surveillance, financial evidence and several defendants.

For that specific cluster, see Drug-Related Offences in Turkey: Legal Process for Foreigners in Antalya .

Which Stages Should Be Counted When Asking How Long a Criminal Case Takes?

This question is often misunderstood because there are several possible starting and ending points.

1
Investigation stage

The criminal investigation runs from the authorities learning of the suspicion until the indictment is accepted or the investigation is otherwise concluded.

2
First-instance prosecution

Following acceptance of the indictment, the criminal court conducts hearings, evaluates evidence and eventually issues a judgment.

3
Regional appellate review

Where an appellate remedy is available and used, the Regional Court of Appeal may review the first-instance decision.

4
Possible Court of Cassation review

Certain decisions may be eligible for further review by the Court of Cassation under the applicable procedural rules.

5
Finalisation

The date on which a first-instance judgment is issued and the date on which that judgment becomes final are not necessarily the same.

Investigation and Prosecution Criminal Procedure Code · Article 2

Under the Criminal Procedure Code, prosecution begins with acceptance of the indictment and continues until the judgment becomes final. This is why the first-instance court’s judgment does not necessarily represent the end of the entire criminal process.

Can a Serious Criminal Case End at the First Hearing?

It is possible for a criminal case to conclude quickly in appropriate circumstances, but it is not responsible to assume that a serious case will finish at its first hearing.

The first hearing may instead result in orders concerning:

Additional documents or records.
Witnesses who still need to be heard.
Expert or forensic reports.
Digital or communication evidence.
Further investigation or evidentiary requests.
Continued detention, release or judicial control.

We explain that hearing in detail in What Happens at the First Hearing in a High Criminal Court in Antalya? .

How Often Are Criminal Hearings Held in Turkey?

There is no universal interval between hearings.

The next hearing date is influenced by the court’s calendar and, more importantly, by what must be completed before the next session.

If the court is waiting for an expert report, witness attendance, forensic analysis, another court’s response or evidence from another authority, the hearing schedule may reflect the time needed for that step.

The number of weeks between hearings does not tell the whole story The more useful question is what procedural order was made at the previous hearing and whether that order has been completed.

Can Digital Evidence, Expert Reports or Forensic Examination Make the Case Longer?

Yes. Technical evidence frequently has a direct impact on the duration of serious criminal proceedings.

DIGITAL DEVICES Phones and computers

Devices may contain large volumes of information that require technical examination and evidentiary analysis.

FORENSIC MEDICINE Medical and injury findings

Homicide, assault and sexual-offence files may require specialised medical conclusions.

FINANCIAL ANALYSIS Transactions and accounting records

Complex financial evidence can require expert analysis and responses to expert reports.

VIDEO / AUDIO CCTV and recordings

Authenticity, identification, timing and technical interpretation may become disputed issues.

Once an expert report is placed in the file, the parties may also need an opportunity to review it, object to it or request further examination.

Does Pre-Trial Detention Mean the Criminal Case Will Finish Faster?

Not automatically.

A detained defendant is in a particularly important procedural position because the proceedings directly affect personal liberty. The detention issue must therefore continue to be examined separately from the question of guilt.

However, detention does not create a rule stating that the entire criminal case must conclude after a particular number of hearings.

Detention and conviction are different legal concepts Pre-trial detention is a protective procedural measure applied before the criminal judgment becomes final. It does not itself establish guilt.

For detailed information about release, detention review and judicial control, see Police Custody, Pre-Trial Detention and Judicial Control Objections in Antalya .

How Do Appeals Affect the Total Duration of a Criminal Case?

Appellate review can significantly extend the period required for a criminal judgment to become final.

It is therefore useful to separate two questions:

QUESTION 1 When will the first-instance court decide?

This concerns the trial before the court that initially hears the prosecution.

QUESTION 2 When will the judgment become final?

This may require completion of any available Regional Court of Appeal or Court of Cassation review.

Not every judgment follows the same appellate route. The available remedy depends on the actual judgment and the Criminal Procedure Code provisions applicable to that decision.

What Does the Right to Trial Within a Reasonable Time Mean?

The fact that there is no universal completion deadline does not mean that criminal proceedings may continue indefinitely without justification.

The Turkish Constitutional Court assesses the reasonableness of criminal-proceeding duration according to the circumstances of the individual case.

Reasonable-Time Assessment Constitutional Court Case Law

Relevant considerations include the complexity and number of judicial levels in the proceedings, the conduct of the parties, the conduct of the judicial authorities and the nature of the person’s interest in obtaining a prompt conclusion.

In criminal proceedings, whether the defendant has been detained is also particularly important because the case directly affects personal liberty.

The Constitutional Court’s approach does not reduce reasonable time to a universal numerical threshold.

What Should Be Checked If a Criminal Case Has Been Going on for Years?

The first task is to determine why the case remains pending.

What is the current procedural stage?
Which evidence remains outstanding?
Are expert or forensic reports still pending?
Are witnesses still waiting to be heard?
Have earlier court orders been completed?
Has the prosecutor submitted an opinion on the merits?
Has a first-instance judgment already been issued?
Is a Regional Court of Appeal or Court of Cassation review pending?

A case that has existed for three years cannot be assessed solely from the number “three”. The reason for the elapsed time and the procedural work completed during that period matter.

How Long Does a Serious Criminal Case Take in Antalya?

There is no Antalya-specific fixed duration.

A criminal case before the Antalya courts is governed by the same national procedural framework, while the actual timetable depends on the individual court, file and evidence.

For a foreign defendant in Antalya, a useful case assessment should consider:

The exact charge and competent Antalya criminal court.
Whether the defendant is detained or subject to judicial control.
How many hearings have already taken place.
Which witnesses or reports remain outstanding.
Whether foreign-language or international evidence is involved.
Whether the case remains at first instance or has entered an appellate stage.

For case-specific criminal defence in Antalya, see Antalya Criminal Defense Lawyer .

Can an Antalya Criminal Lawyer Predict When the Case Will End?

A lawyer can often provide a more informed assessment after reviewing the file, but an exact completion date should not normally be promised.

The most useful estimate is based on the remaining procedural work rather than only on the offence name.

The key question is not “How long do these cases usually take?” The stronger question is: What has already been completed, what remains outstanding and which procedural stage comes next?
Attorney Cennet Kesici Çetinbaş, Antalya Bar Association
Author and Legal Review

Attorney Cennet Kesici Çetinbaş

Attorney Cennet Kesici Çetinbaş graduated from Akdeniz University Faculty of Law in 2014 and has been practising law since 2015. She is registered with the Antalya Bar Association under registration number 4696. Her practice includes criminal investigations, serious criminal proceedings and legal matters involving foreign nationals in Turkey.

Antalya Bar Association No. 4696 Criminal Defence Serious Criminal Cases International Clients
Frequently Asked Questions

Criminal Trial Duration in Turkey

How long does a serious criminal case take in Turkey?

There is no fixed period that applies to every serious criminal case. Duration depends on the offence, complexity of the evidence, number of defendants and witnesses, expert and forensic reports, detention status and any appellate proceedings.

Can a serious criminal case finish at the first hearing?

It is legally possible in an appropriate case, but serious proceedings often require additional evidence, witnesses, expert reports or further hearings before a judgment can be delivered.

Does pre-trial detention make the case finish faster?

Not automatically. Detention creates particular urgency because personal liberty is restricted, but it does not impose a universal number of hearings or months within which the entire criminal case must finish.

Why is my criminal case taking so long?

Common reasons include multiple defendants, witnesses, pending expert or forensic reports, digital evidence, evidence from other authorities or jurisdictions, additional investigation and appellate review.

How long does a criminal case take in Antalya?

There is no fixed Antalya-specific duration. The expected timeline depends on the competent court, charge, evidence, witnesses, defendants, procedural stage and any appellate proceedings.

Does a first-instance judgment mean the criminal case is completely finished?

Not necessarily. Depending on the judgment and procedural rules, Regional Court of Appeal or further Court of Cassation review may still be available before the decision becomes final.

Can digital evidence make a criminal trial longer?

Yes. Digital evidence may require technical extraction, examination and assessment of its integrity, relevance and legality, and additional expert work may be required.

Is a long criminal case automatically unlawful?

No. The reasonableness of the duration is assessed according to the circumstances of the individual case, including complexity, judicial levels, conduct of the parties and authorities and the individual’s interest in a timely conclusion.

Can a lawyer speed up a criminal case?

A lawyer cannot guarantee that a court will decide by a particular date. Proper and timely evidentiary requests, submissions and procedural follow-up may help avoid unnecessary delay, but the court remains responsible for managing the proceedings.

Can an English-speaking criminal lawyer in Antalya estimate how much longer my case may take?

A case-specific assessment can be made by reviewing the procedural stage, hearing history, outstanding evidence, expert reports, witnesses, detention position and possible appellate stages. An exact completion date generally cannot be guaranteed.

Legal Sources

Legal Framework Used in This Guide

Legal Information Notice: This page provides general information about the duration of serious criminal proceedings under Turkish law. It does not constitute legal advice regarding a specific investigation or prosecution. The expected duration of a case depends on the charge, competent court, evidence, number of parties, detention status, outstanding procedural steps, appellate remedies and current procedural circumstances of the individual file.
Criminal Proceedings in Antalya

Has Your Criminal Case in Antalya Been Continuing for Months or Years?

Attorney Cennet Kesici Çetinbaş provides English-language criminal defence and legal assistance in Antalya for foreign nationals who need to understand the current stage of a serious criminal case, outstanding evidence, detention position and the procedural steps that may follow.

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