This discussion clarifies the legal basis for police arrests without a warrant in the UK, specifically focusing on cognisable offences. It highlights that Section 2(c) of the CrPC defines a cognisable offence, granting police discretionary arrest powers. Section 41 CrPC is identified as the primary provision enabling arrests without a warrant, with further details in Sections 41a and 41b concerning offences committed in the officer's presence or those punishable by up to seven years' imprisonment.