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Indian Criminal Law | Updated October 2026

IPC Section 97 and BNS Section 35: Right of Private Defence of Body and Property

The right of private defence permits a person, within statutory limits, to protect their own body or another person, and their own or another person's movable or immovable property, against specified offences and attempts.

Current law: Section 35 of the Bharatiya Nyaya Sanhita, 2023 (BNS), effective from 1 July 2024, corresponds to Section 97 of the Indian Penal Code, 1860 (IPC). The IPC remains relevant to conduct governed by the former law and applicable savings provisions.

1. Statutory provision: Section 97 IPC

Every person has a right, subject to the restrictions contained in section 99, to defend:

  1. First: His own body, and the body of any other person, against any offence affecting the human body.
  2. Secondly: The property, whether movable or immovable, of himself or of any other person, against any act which is an offence falling under the definition of theft, robbery, mischief or criminal trespass, or which is an attempt to commit theft, robbery, mischief or criminal trespass.

This provision must be read with the limitations in IPC Section 99 and the other provisions governing private defence.

2. Corresponding current provision: Section 35 BNS

Section 35 BNS provides that every person has a right, subject to Section 37 BNS, to defend:

  1. their own body and the body of any other person against any offence affecting the human body; and
  2. their own or any other person's movable or immovable property against theft, robbery, mischief, criminal trespass, or attempts to commit those offences.

The essential protection continues under the BNS. The cross-reference to the restrictions changes from IPC Section 99 to BNS Section 37.

3. Meaning and scope of the right

Defence of the body

A person may act to protect themselves or another individual from an offence affecting the human body. The law is not confined to protecting family members. Whether a particular use of force is lawful depends on the nature and immediacy of the danger and the statutory restrictions.

Defence of property

The protection extends to both movable property, such as goods, and immovable property, such as land or buildings, belonging to oneself or another person. It applies to the listed offences and their attempts; it is not an unrestricted licence to use force in every property dispute.

What the terms mean

Theft concerns dishonest taking of movable property out of another person's possession without consent. Robbery involves theft or extortion with the aggravating elements specified by law. Mischief concerns intentional or knowing wrongful loss or damage to property. Criminal trespass concerns entry or unlawful remaining on property with the requisite criminal intent. The applicable statutory definitions and facts must be checked for each case.

4. Important restrictions on private defence

Under Section 37 BNS (corresponding to IPC Section 99), the right is subject to restrictions, including the following:

  • It generally does not arise against specified good-faith acts of public servants or persons acting under their direction where the acts do not reasonably cause apprehension of death or grievous hurt, subject to the statutory explanations.
  • There is no right of private defence where there is time to seek protection from public authorities.
  • Defensive action must not inflict more harm than is necessary for defence.

The right is preventive, not retaliatory. Causing death is permissible only in the particular circumstances separately prescribed for defence of the body or property, including Sections 38 and 41 BNS, and remains subject to Section 37.

5. Practical illustrations

Protecting another person: If an assailant attacks a passer-by, a bystander may intervene with necessary defensive force while the danger persists.

Stopping a theft: A person may act to protect another person's goods from an attempted theft, but the degree of force remains limited by law.

After the danger has ended: Pursuing and assaulting a fleeing person solely to punish them cannot automatically be justified as private defence.

These examples are explanatory, not statutory illustrations; the outcome of a real case depends on its evidence.

6. IPC and BNS comparison

SubjectEarlier IPCCurrent BNS
Defence of body and propertySection 97Section 35
General protection for acts in private defenceSection 96Section 34
Restrictions on private defenceSection 99Section 37
When defence of body may extend to causing deathSection 100Section 38
When defence of property may extend to causing deathSection 103Section 41

7. Frequently asked questions

Can I defend someone else's property?

Yes. Both IPC Section 97 and BNS Section 35 expressly cover another person's property, subject to the statutory restrictions.

Can I use any amount of force in self-defence?

No. Section 37 BNS limits the harm inflicted to what is necessary for defence. The circumstances allowing deadly force are specifically defined.

Does the right apply to an attempted offence?

Yes. The provisions expressly include attempts to commit the listed property offences; the rules on when the right begins and ends must also be considered.

Which section applies after 1 July 2024?

BNS Section 35 is the corresponding provision in the new law. For earlier incidents, the IPC and applicable transitional or savings rules may remain relevant.

8. Official legal sources

Read the enacted law and related restrictions in the official sources:

This article is general legal information. Application of the right depends on the facts, evidence and governing law.