| Central Investigation Bureau (CIB) | 1 |
| Narcotics Control Bureau (NCB) | 1 |
| Metropolitan Police Ranges | 3 |
| Metropolitan Police Circles | 18 |
| District Police Offices | 74 |
| Area Police Offices | 100 |
| Ward Police Offices | 7 |
Personnel deployment in Crime Investigation:
4756 (6.53% of total strength 72729)
| Rank | Number |
| AIGP | 1 |
| DIGP | 5 |
| SSP | 7 |
| SP | 15 |
| DSP | 52 |
| Insp. | 227 |
| SI | 811 |
| ASI | 975 |
| HC | 992 |
| PC | 1649 |
| Asst. | 22 |
| Total | 4756 |
Major objectives of CID are:
- To facilitate crime investigating units with available human resource, technology or whatsoever possible.
- To formulate central policy for Crime Control and Investigation.
- To issue criminal investigation policy directions and ensure the implementation of the policies at all levels under the bodies of investigation and investigators.
- To coordinate with the bodies of criminal justice system vis-à-vis national and international crime control agencies.
- To inspect and supervise under the bodies in order to make account of the work procedure and help evaluate the progress of Crime Investigation
- To perform human resource management activities including efficient deployment and appraisal of the criminal investigation officers.
- To develop human resource plan, conduct trainings and need analysis while identifying the areas of required skilled manpower and management needed for such trainings.
- To maintain the central database of all criminal cases, correlate with other agencies at national and international level vis-à-vis analyzing and formulating future plans and policies.
- To investigate heinous crimes that affect more than one region, zone and district areas of geographical boundaries, and facilitate inter-sector coordination and cooperation.
- To investigate the case(s) unresolved by the under bodies.
- To investigate other cases that are expected to be investigated by the center.
- To implement various programs to enhance effectiveness of rescue activities of the victim as well as arrange the public information or information flow about the crime situation, investigation provision etc.
- To arrange the appropriate scientific and other resources including the essential tools needed for criminal Investigation at regional, zonal and district levels..
- To ensure the best performance of Interpol related activities, including maintenance and exchange of criminal records at international level.
- To help implement Community Policing effectively.