CrPC 37: Section 37 of the Criminal Procedure Code
Public when to assist Magistrates and police
Every person is bound to assist a Magistrate or police officer reasonably demanding his aid-
- in the taking or preventing the escape of any other person whom such Magistrate or police officer is authorised to arrest; or
- in the prevention or suppression of a breach of the peace; or
- in the prevention of any injury attempted to be committed to any railway, canal, telegraph or public property.