Permits medical examination of accused persons to collect evidence relevant to investigation.
Authorizes police to obtain medical evidence from the accused through lawful examination by a registered practitioner.
Introduction
Section 51 of the Bharatiya Nagarik Suraksha Sanhita, 2023 (BNSS) empowers a registered medical practitioner, acting at the request of a police officer not below the rank prescribed by law, to conduct a medical examination of an accused person when such examination is reasonably necessary for investigation. The provision facilitates scientific collection of evidence while ensuring procedural safeguards for bodily integrity and dignity.
The section operates within the constitutional framework of Article 20(3) and Article 21 of the Constitution of India, balancing investigative needs with protection against self-incrimination and arbitrary intrusion into personal liberty.
Objective of the Provision
The objectives of Section 51 BNSS are
- to enable collection of medical evidence relevant to investigation
- to facilitate scientific examination of the accused
- to assist identification of injuries, substances, or bodily traces connected with the offence
- to ensure lawful procedure for medical examination during investigation
The provision strengthens the role of forensic evidence in criminal justice.
Meaning / Concept
Medical Examination of Accused
Medical examination under this section includes procedures necessary to discover facts that may establish
- involvement of the accused in the offence
- presence of injuries
- traces of bodily substances
- intoxication or poisoning
- signs of recent physical activity connected with the alleged offence
Such examination must be reasonable and related to the investigation.
Role of Registered Medical Practitioner
Only a registered medical practitioner is authorized to conduct such examination, ensuring professional supervision and protection of the accused’s bodily integrity.
Detailed Explanation of the Section
Section 51 BNSS provides that
- where there are reasonable grounds to believe that medical examination of the accused will afford evidence relating to the commission of an offence
- a registered medical practitioner may examine the accused at the request of a police officer not below the prescribed rank
- the practitioner may use reasonable force if necessary to conduct the examination
The examination may include
- collection of bodily samples
- recording of injuries
- forensic testing relevant to the offence
Where the accused is a woman
- the examination must be conducted only by or under the supervision of a female medical practitioner
Key features include
- requirement of reasonable grounds for examination
- authorization limited to qualified medical practitioners
- permission to use reasonable force where necessary
- special safeguards in examination of women
These safeguards ensure legality and proportionality in forensic examination.
Procedure or Legal Framework
The procedural framework under Section 51 BNSS includes
- existence of reasonable grounds linking examination with investigation
- request by authorized police officer
- examination by registered medical practitioner
- use of reasonable force where legally justified
- preparation of medical report
- submission of report as evidence before court
The medical report becomes an important piece of corroborative evidence during trial.
Judicial Interpretation
Courts have clarified the constitutional limits and evidentiary value of medical examination of accused persons.
In State of Bombay v. Kathi Kalu Oghad AIR 1961 SC 1808, the Supreme Court held that obtaining physical evidence such as fingerprints, blood samples, or handwriting specimens does not violate Article 20(3).
In Selvi v. State of Karnataka (2010) 7 SCC 263, the Court distinguished between permissible physical examination and impermissible involuntary testimonial techniques such as narco-analysis without consent.
In Ritesh Sinha v. State of Uttar Pradesh (2019) 8 SCC 1, the Supreme Court recognized the permissibility of obtaining voice samples for investigation under lawful authority.
These decisions guide interpretation of medical examination powers under Section 51 BNSS.
Importance of the Provision
Section 51 BNSS is important because
- it facilitates scientific investigation of offences
- it enables recovery of crucial forensic evidence
- it supports identification of injuries and bodily traces
- it strengthens evidentiary reliability in criminal trials
The provision plays a significant role in modern evidence-based criminal investigation.
Connection with Other Sections
Section 51 BNSS operates alongside related evidentiary and investigative provisions
- Section 49 BNSS – Search of arrested person
- Section 50 BNSS – Power to seize offensive weapons
- Section 52 BNSS – Examination of person accused of rape
- Section 53 BNSS – Medical examination of arrested person at request of accused
Corresponding Provision under Old Law
Section 51 BNSS corresponds to Section 53 of the Code of Criminal Procedure, 1973.
Illustrative Example
A person arrested in connection with a violent assault case is suspected to have scratch marks inflicted during the incident. At the request of the investigating officer, a registered medical practitioner examines the accused and records the injuries. The report is later produced as evidence in court under Section 51 BNSS.
Conclusion
Section 51 of the Bharatiya Nagarik Suraksha Sanhita, 2023 authorizes medical examination of an accused person where such examination is necessary for investigation. By permitting collection of forensic evidence under professional supervision and statutory safeguards, the provision strengthens scientific investigation while protecting constitutional rights.
