Section 54. When police may arrest without warrant
(1) Any police-officer may, without an order from a Magistrate and without a warrant, arrest— first, any person who has been concerned in any cognizable offence or against whom a reasonable complaint has been made or credible information has been received, or a reasonable suspicion exists of his having been so concerned; secondly, any person having in his possession without lawful excuse, the burden of proving which excuse shall lie on such person, any implement of house‑breaking; thirdly, any person who has been proclaimed as an offender either under this Code or by order of the [1]; fourthly, any person in whose possession anything is found which may reasonably be suspected to be stolen property [2] and who may reasonably be suspected of having committed an offence with reference to such thing; fifthly, any person who obstructs a police-officer while in the execution of his duty, or who has escaped, or attempts to escape, from lawful custody; sixthly, any person reasonably suspected of being a deserter from [3] [4] [5] [1] [2] [3] [4] [5] [3] (2) [5] 6