Article 171 of the Saudi Criminal Procedure Law
المادة 171 من نظام الإجراءات الجزائية · الفصل السادس: إجراءات الجلسة ونظامها
Article 171 permits the court to assign an expert on a technical matter who submits a written report a copy of which the litigants may obtain, requires an interpreter for those who do not understand Arabic, and provides ta'zir for an expert or interpreter who deliberately defaults or lies.
Official text (Arabic)
This article has not been amended since the law was issued.
للمحكمة أن تندب خبيرًا أو أكثر لإبداء الرأي في مسألة فنية متعلقة بالقضية. ويقدم الخبير إلى المحكمة تقريرًا مكتوبًا يبين فيه رأيه خلال المدة التي تحددها له. وللخصوم الحصول على صورة من التقرير. وإذا كان الخصوم، أو الشهود، أو أحدهم لا يفهم اللغة العربية، فعلى المحكمة أن تستعين بمترجم أو أكثر. وإذا ثبت أن أحدًا من الخبراء أو المترجمين تعمد التقصير أو الكذب، فعلى المحكمة الحكم بتعزيره على ذلك.
This is the official Arabic wording, the only legally binding version. We do not translate the law itself; the explanation below is ours. Official source: Bureau of Experts at the Council of Ministers
Article 171 explained in plain English
This article regulates the use of experts and interpreters during the trial:
First: experts
- The court may assign one or more experts to give an opinion on a technical matter related to the case.
- The expert submits to the court a written report stating his opinion, within the period the court sets for him.
- The litigants may obtain a copy of the report.
Second: interpreters
- If the litigants or the witnesses, or any of them, do not understand the Arabic language, the court must use one or more interpreters. This is a duty on the court and not a discretionary matter.
Third: the penalty
- If it is proven that any of the experts or interpreters deliberately defaulted or lied, the court must sentence him to ta'zir for that. The text requires deliberateness, and it does not specify the amount of the ta'zir.
This article is connected to Article 170, which permits the court to order any person to produce something in his possession and to order the seizure of what relates to the case, and to Article 172, which permits each litigant to submit to the court in writing what he has so that it is added to the case file.
A person who wants to challenge an expert's report in his case is advised to seek the help of a lawyer specialized in criminal cases.
Practical example
A migrant worker who does not understand Arabic was accused in a case before a court in Dammam, so the court used an interpreter to convey to him what was happening. The court also assigned an expert to examine camera recordings; he submitted a written report within the period set, and the accused's lawyer obtained a copy of it.
Translated from our Arabic explanation with machine assistance. For guidance only; it does not replace advice from a lawyer on your situation.
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Frequently asked questions about Article 171 of the Saudi Criminal Procedure Law
Is the accused entitled to a copy of the expert's report?
Yes. The article provides that the litigants may obtain a copy of the report.
Does the court provide an interpreter for someone who does not speak Arabic?
Yes. If the litigants or the witnesses, or any of them, do not understand the Arabic language, the court must use one or more interpreters.
What is the penalty for an expert or interpreter who lies?
If it is proven that he deliberately defaulted or lied, the court must sentence him to ta'zir for that.
More articles on Criminal Trial Procedures
- Article 1
The article requires the courts to apply Sharia rules and the regulations that do not conflict with the Quran and the Sunnah, and to observe the procedures of the Criminal Procedure Law when hearing cases.
تطبق المحاكم على القضايا المعروضة أمامها أحكام الشريعة الإسلامية، وفقًا لما دل عليه الكتاب والسنة، وما يصدره ولي الأمر من أنظمة لا تتعارض مع الكتاب والسنة، وتتق
- Article 5
The article bars referring a case already brought before a court to another court or body, or anyone withdrawing it, before judgment, and treats the case as brought from the date it is registered at the court.
إذا رفعت قضية إلى محكمة فلا تجوز إحالتها إلى محكمة أو جهة أخرى ولا يحق لأحد سحبها منها قبل الحكم فيها، وتعد القضية مرفوعة من تاريخ قيدها في المحكمة.
- Article 6
The article makes trying the accused the role of the courts under Sharia requirements and the Law's procedures, and allows the court to consider facts the public prosecutor did not allege if they need no investigation.
تتولى المحاكم محاكمة المتهمين فيما يسند إليهم من تهم وفقًا للمقتضى الشرعي وطبقًا للإجراءات المنصوص عليها في هذا النظام. وللمحكمة أن تنظر في وقائع غير مدعى بها م
- Article 7
The article requires the number of judges required by law to attend the sessions hearing a case and the judgment session, and says who is assigned to complete the quorum if the number is not met.
يجب أن يحضر جلسات النظر في القضية وجلسة إصدار الحكم العدد اللازم نظامًا من القضاة؛ فإن لم يتوافر العدد اللازم فيكلف رئيس المحكمة من يكمل النصاب من قضاتها، فإن ت
- Article 12
The article refers the investigation of juveniles and girls, and their trial, to the laws and regulations governing that.
يكون التحقيق مع الأحداث والفتيات ومحاكمتهم وفقًا للأنظمة واللوائح المنظمة لذلك.
- Article 18
The article provides that if the court finds a conflict between the interest of the victim or his heir and that of his representative, the representative is barred from continuing to plead and another representative is appointed.
إذا ظهر للمحكمة تعارض بين مصلحة المجني عليه أو وارثه من بعده وبين مصلحة نائبه؛ فَيُمْنَع النائب من الاستمرار في المرافعة، ويقام نائب آخر.
The texts are reproduced from the official website of the Bureau of Experts at the Council of Ministers for reference; where they differ, the officially published Arabic text prevails. This content is not legal advice.

