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GA/T 424-2019 English PDF (GAT424-2019)

GA/T 424-2019 English PDF (GAT424-2019)

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GA/T 424-2019: Forensic sciences--Methods for audio and video recording in interrogation of criminal suspects

This document specifies the equipment, methods, requirements and data management of audio and video recordings in interrogation of criminal suspects. This Standard applies to the audio and video recording in interrogation of criminal suspects. For interrogation and cross-examination of suspects, victims and witnesses, if audio and video recordings are required, the implementation may be referred to this Standard.
GA/T 424-2019
PUBLIC SECURITY INDUSTRY STANDARD
ICS 13.310
A 92
Replacing GA/T 424-2003
Forensic sciences - Methods for audio and video recording in
interrogation of criminal suspects
ISSUED ON. OCTOBER 14, 2019
IMPLEMENTED ON. DECEMBER 01, 2019
Issued by. Ministry of Public Security of the People's Republic of China Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 4
4 Device and equipment... 4
5 Methods... 5
6 Requirements... 6
7 Material management... 6
Forensic sciences - Methods for audio and video recording in
interrogation of criminal suspect
1 Scope
This document specifies the equipment, methods, requirements and data management of audio and video recordings in interrogation of criminal suspects.
This Standard applies to the audio and video recording in interrogation of criminal suspects. For interrogation and cross-examination of suspects, victims and witnesses, if audio and video recordings are required, the implementation may be referred to this Standard.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GA/T 882-2014, Technical requirements for trial synchronous recording system 3 Terms and definitions
For the purposes of this document, the following terms and definitions apply. 3.1 audio and video recording in interrogation of criminal suspects
When interrogating criminal suspects, a specialized technology that uses audio and video equipment to record the whole process of the interrogation process synchronously with audio and video.
4 Device and equipment
4.1 Functional and performance requirements
The selected synchronous audio and video recording system for interrogation shall comply with the provisions of GA/T 882-2014.
4.2 Removable audio and video recording equipment
real-time time. Place a 24-hour clock and temperature display device in a prominent position behind the suspect. The shooting location is based on the principle of not affecting the interrogation of criminal suspects.
6 Requirements
6.1 Audio and video recording of the interrogation process shall be conducted without interruption throughout the whole process of each interrogation. Maintain integrity. IT shall not be selectively recorded. It shall not be edited or edited.
6.2 The images of the audio and video recordings of the interrogation shall be clear and stable. The voice shall be clear and identifiable. It can truly reflect the original appearance of the interrogation scene. Fully record the interrogation process. Simultaneously display the date and 24h time information.
6.3 When conducting audio and video recording of interrogation of criminal suspects in the investigation department or the interrogation room of the detention center, the interrogation room shall be reasonably equipped with lighting equipment. Ensure uniform and bright indoor lighting. Be careful to avoid direct light on the lens and obvious shadows. Equip with emergency linkage lights. Soundproofing shall be done. Ventilation ducts or vents shall be made of soft ducts or fitted with mufflers. 7 Material management
7.1 The storage conditions for audio and video materials of interrogation shall comply with the relevant regulations on the management of audio and video files of public security. Dust, moisture, high temperature and extrusion shall be avoided. Data stored on magnetic media shall be stored in a magnetically shielded cabinet.
7.2 The confidentiality requirements for the audio and video recordings of the interrogation shall be consistent with the interrogation transcripts of this case. 7.3 If the audio and video materials of the interrogation are recorded on a CD-ROM and stored, they shall be made in duplicate. On the disc label or jacket, indicate the production organization, producer, production time, production location, the name of the interrogator, the name of the person being interrogated, the name of the case, the case number, and the player software that can play the content of the CD normally. One is bagged seal for the original and one for the copy.
7.4 If it is stored in a storage device such as a disk, it shall be uploaded to a special storage device immediately after the interrogation. Make data backup. If necessary, it can be transcribed to CD.
7.5 When the investigators hand over the interrogation audio and video data to the

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