The chain of custody is the most critical process of evidence documentation. It is a must to assure the court of law that the evidence is authentic, i.e., it is the same evidence seized at the crime scene. It was, at all times, in the custody of a person designated to handle it and for which it was never unaccounted.
What is chain of custody and what is its role in a forensic investigation?
The chain of custody is defined as the witnessed, written record of all of the individuals who maintained unbroken control over the items of evidence. It establishes the proof that the items of evidence collected at the crime scene is the same evidence that is being presented in a court of law.
How can the chain of custody affect the investigation?
The biggest risk of breaking chain of custody is holding evidence that is inadmissible in court. If the chain of custody is broken, vital evidence could be deemed legally worthless. … Sloppy chain of custody work can mean losing a client’s case and failing to serve justice.
What is chain of custody in criminal investigation?
The chain of custody is a tracking record beginning with detailed scene notes that describe where the evidence was received or collected. … The chain of custody is established whenever an investigator takes custody of evidence at a crime scene.
What is the purpose of chain of custody?
Definition(s): A process that tracks the movement of evidence through its collection, safeguarding, and analysis lifecycle by documenting each person who handled the evidence, the date/time it was collected or transferred, and the purpose for the transfer.
Who is responsible for the custody of the collected pieces of evidence after its collection?
An identifiable person must always have the physical custody of a piece of evidence. In practice, this means that a police officer or detective will take charge of a piece of evidence, document its collection, and hand it over to an evidence clerk for storage in a secure place.
What is the chain of custody What is its purpose and why is it important?
Chain of custody refers to the documentation that establishes a record of the control, transfer, and disposition of evidence in a criminal case. If law enforcement does not do it correctly, chain of custody can be successfully challenged in a criminal case. …
What steps should be taken to maintain the chain of custody?
To maintain the chain of custody for evidence collected during medical forensic examinations, label each item of evidence with the initials of everyone who handled it, the date, a description and source of the specimen, the name of the examiner, and the name of the patient.
How does Chain of Custody end?
Chain of Custody refers to the logical sequence that records the sequence of custody, control, transfer, analysis and disposition of physical or electronic evidence in legal cases. Each step in the chain is essential as if broke, the evidence may be rendered inadmissible.
What kind of evidence is inadmissible in court?
Primary tabs. Evidence that can not be presented to the jury or decision maker for any of a variety of reasons: it was improperly obtained, it is prejudicial (the prejudicial value outweighs the probative value), it is hearsay, it is not relevant to the case, etc.
What are the 3 roles of a forensic science technician?
The three tasks that a forensic scientist performs are the following; collect and analyze evidence from the crime scene, provide expert testimony, and train other law enforcement in the recording and collection of evidence.