168. Every police officer may interpose for the purpose of preventing, and shall, to the best of his ability, prevent, the commission of any cognizable offence.
Bharatiya Nagarik Suraksha Sanhita, 2023
Section 168: Police to prevent cognizable offences
Chapter XII — Preventive Action of the Police
Source: official text of the Bharatiya Nagarik Suraksha Sanhita, 2023 (Ministry of Home Affairs).