According to Circular No. 11/2025/TT-BCA dated February 27, 2025 of the Ministry of Public Security regulating the organization, apparatus, tasks and powers of the Investigation Agency, the organization and apparatus of the Ministry of Public Security's Investigation Police Agency include:

Office of the Criminal Police Agency; Department of Police Investigation of Crimes on Social Order (abbreviated as the Criminal Police Department); Department of Police Investigation of Crimes on Corruption, Economy, and Smuggling (abbreviated as the Economic Police Department); Department of Police Investigation of Crimes on Drugs.

The duties of the head and deputy head of the Ministry of Public Security's Investigation Police Agency are assigned as follows: 1 deputy minister in charge of crime prevention and control is the head of the Ministry's Investigation Police Agency; 1 deputy minister of Public Security is the deputy head of the Investigation Police Agency as assigned by the Minister.

The Chief of Office of the Investigation Police Agency of the Ministry of Public Security is the permanent deputy chief of the Investigation Police Agency of the Ministry of Public Security; the Director of the Economic Police Department, 1 Deputy Chief of Office of the Investigation Police Agency, the Director and 1 Deputy Director of the Criminal Police Department, the Director and 1 Deputy Director of the Drug Crime Investigation Police Department are deputy heads of the Investigation Police Agency of the Ministry of Public Security.

The Criminal Police Department of the Ministry of Public Security exercises its authority, duties and powers in accordance with the provisions of law on the organization of criminal investigation and criminal proceedings agencies.

Regarding the organization and apparatus of the provincial police investigation agency, it is stipulated in Article 9 of the Circular, including: Office of the Investigation Police Agency; Department of Police Investigation of Crimes on Social Order (abbreviated as the Criminal Police Department); Department of Police Investigation of Crimes on Corruption, Economy, Smuggling, and Environment (abbreviated as the Economic Police Department); Department of Police Investigation of Crimes on Drugs.

Also according to the provisions of Article 9, the Provincial Police Investigation Agency has the duty and authority to organize criminal duty work, receive information about crimes; classify and resolve information about crimes under its jurisdiction or immediately transfer it to the competent authority for resolution.

The provincial-level police investigation agency investigates criminal cases of crimes when such crimes fall under the jurisdiction of the provincial and district-level People's Courts, except for crimes falling under the jurisdiction of the Supreme People's Procuracy's investigation agency and the People's Public Security's security investigation agency.

For the Ministry of Public Security's Security Investigation Agency, the assignment of the Head and Deputy Head of the Ministry of Public Security's Security Investigation Agency is stipulated in Article 15. Accordingly, 1 Deputy Minister of Public Security in charge of the Security force is the Head of the Ministry of Public Security's Security Investigation Agency.

The Director of the Investigation Security Department is the Permanent Deputy Director of the Investigation Security Agency of the Ministry of Public Security. The Deputy Directors of the Investigation Security Department are deputy directors of the Investigation Security Agency of the Ministry of Public Security.

For the provincial-level Security Investigation Agency, the assignment of the Head and Deputy Head of the Provincial-level Security Investigation Agency is stipulated in Article 16. Accordingly, 1 Deputy Director of the Provincial-level Police in charge of the Security force is the Head of the Provincial-level Security Investigation Agency.

The Head of the Provincial Police Investigation Security Department is the Permanent Deputy Head of the Provincial Police Investigation Security Agency. The Deputy Heads of the Provincial Police Investigation Security Department are Deputy Heads of the Provincial Police Investigation Security Agency.