What are the types of public security technical investigation methods?
I. Types of technical surveys
Technical investigation measures refer to a specific technical means adopted by investigation organs after strict examination and approval in order to investigate specific criminal acts in accordance with relevant state regulations. Technical investigation behavior is the investigation behavior using technical investigation measures.
It usually includes electronic monitoring, telephone monitoring, electronic monitoring, secret photography, video recording, mail inspection and other secret technical means.
Second, the scope of application
Technical investigation measures are stipulated in the National Security Law and the People's Police Law, and the subject, scope of application, procedures and time limit of technical investigation measures are clearly stipulated in Section VIII of Chapter II of Part II of the Criminal Procedure Law, which will be implemented on 20 13+65438 10.
According to Article 148 of China's Criminal Procedure Law, the scope of application of technical investigation measures is as follows:
1. After filing a case, the public security organ can take technical investigation measures against crimes endangering national security, terrorist activities, organized crimes of underworld nature, major drug crimes or other crimes seriously endangering society according to the needs of investigating crimes and through strict approval procedures.
2. After filing a case, the people's procuratorate may, according to the needs of criminal investigation and through strict approval procedures, take technical investigation measures for major cases of corruption and bribery and major criminal cases that seriously infringe upon citizens' personal rights by taking advantage of their powers, and submit them to the relevant authorities for execution in accordance with regulations.
3. To hunt down a criminal suspect or defendant who is wanted at large or who has been approved or decided to arrest, necessary technical investigation measures may be taken upon approval.
Three. Approval procedure
Article 149 of China's Criminal Procedure Law stipulates that the approval decision (for technical investigation measures) should determine the types and applicable objects of technical investigation measures according to the needs of investigating crimes.
The approval decision is valid for three months from the date of issuance. Those who do not need to continue to take technical investigation measures shall be lifted in time; For complex and difficult cases, if technical investigation measures need to be taken after the expiration of the time limit, the validity period may be extended after approval, and each time shall not exceed three months.
It can be seen that technical investigation measures need to go through strict examination and approval procedures, but how to apply them needs detailed explanations from the Supreme People's Procuratorate and the public security organs.
The technical investigation measures are valid for three months. For complex and difficult cases, it may be extended according to the needs of the case and approved, but each time it shall not exceed three months.
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