Crime Scene Investigation (CSI) in Bangladesh is a crucial component of law enforcement, helping authorities gather evidence, reconstruct events, and solve criminal cases. The Criminal Investigation Department (CID) and forensic experts play a significant role in analyzing crime scenes.

CSI involves meticulous documentation, collection of physical evidence, and forensic analysis. Investigators use fingerprint detection, DNA profiling, ballistics analysis, and digital forensics to build strong cases. The use of modern techniques, such as 3D crime scene reconstruction and forensic imaging, is improving investigative accuracy.

Challenges include limited access to advanced forensic equipment, understaffed crime labs, and delays in processing evidence. Strengthening forensic infrastructure and training law enforcement in modern CSI methods can significantly enhance crime-solving efficiency in Bangladesh.