Section 151Arrest to prevent the commission of cognizable offences
151
151
Arrest to prevent the commission of cognizable offences
Code of Criminal Procedure, 1973
Chapter XI Preventive Action of The Police
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Reviewed by Advocate Aditi Babbar, Seasoned Advocate · Practicing since 31 years
📅 Updated 2026-04-10📚 Source: The Gazette of India
Preventive ActionPolice PowersArrestPublic Safety
🗣️ Simple Explanation
What does this law say? Section 151 of the CrPC allows police to arrest someone if they know a serious crime (cognizable offence) is about to happen.
Why does this law exist? This law helps stop serious crimes before they occur. It protects people and prevents harm.
Real-life impact If police believe you're planning a serious crime, they can arrest you. This is to prevent the crime from happening.
What happens if you break this law? You can be arrested without a warrant. You can be held for up to 24 hours while the police investigate.
💡 Real Life Example

Rahul is overheard planning a bank robbery. The police, knowing about the plan, can arrest him to prevent the robbery. Legal consequence: Rahul can be arrested without a warrant and held for investigation.

Priya is seen buying materials that could be used to make a bomb. The police, suspecting a serious crime, can arrest her. Legal consequence: Priya can be arrested to prevent a potential act of violence.

🛡️ KNOW YOUR RIGHTS
  • Know why you are being arrested.
  • Contact a lawyer immediately.
  • Ask for your family to be informed.
  • Cooperate with the police, but do not admit guilt.
FREQUENTLY ASKED QUESTIONS
Section 151 allows police to arrest someone if they believe a serious crime is about to happen. This is to prevent the crime. The police can arrest you without a warrant. They can hold you for up to 24 hours while they investigate the situation. This is a preventive measure.
Yes, arrest under Section 151 is generally bailable. This means you can be released after providing bail. The police will decide if bail is granted. A court can also decide on bail. The main goal is to prevent a crime, not to punish you.
Sources & References

📒 Legal text sourced from The Gazette of India & AdvocateKhoj Bare Acts Library

⚖️ Content reviewed by Advocate Aditi Babbar, Seasoned Advocate, with 31 years of legal practice

📚 Act Reference: Code of Criminal Procedure, 1973

Disclaimer: This content is for informational purposes only and does not constitute legal advice. Consult a qualified advocate for specific legal matters.

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