District Crime Records Bureau
District Crime Records Bureau is headed by one Assistant Commissioner of Police who is also nodal officer of Crime Criminal Tracking Network System (CCTNS), Juvenile Justice, Anti Trafficking, Cases of Atrocities against SC/ST persons and Juvenile Police Unit.

Collection, Analysis and Dissemination of the crime data and rendering expert advice to Police Stations is the core function of the District Crime Records Bureau. DCRB has direct supervision on the functioning of the Finger Print Bureau, Official photographer and the Scientific Assistant and they visit the scenes of crime in important cases with the mobile laboratory vehicle and expert advice.

The District Records Bureau is functioning in the ground floor of old District Police Office building. The single Digit Bureau is functioning in the 1st floor of the same building. A room is provided for the photographer attached to this unit, which is in the first floor of the new DPO building.

Single Digit Finger Print Bureuau, Kollam City
Single Digit Finger Print Bureau, Kollam has been functioning since 10.01.1977 in District Police Office, Kollam under the operational control of District Crime Records Bureau. F P Experts of this Bureau inspect scenes of Crime for chance prints and attempts to trace the culprit(s) by comparing the chance prints against the FP Records maintained .The Bureau at present extends its service to Kollam City Police limits.

Photographic Bureau, Kollam City
The Bureau is accommodated in the first floor of the District office building.

Scientific Assistant
Lab is located in the 1st floor of old DPO building.