THE RAILWAYS ACT, 1989 – Chapter XV – Section 180(D)

180(D). Inquiry how to be Made Against Arrested Person
(1) When any person is arrested by the officer authorized for an offence punishable under this Act, such officer shall proceed to inquire into the charge against such person.

(2) For this purpose, the officer authorized may exercise the same powers and shall be subject to the same provisions as the officer in charge of a police station may exercise and is subject to the provisions of the Code of Criminal Procedure, 1973 (2 of 1974 ), when investigating a cognizable case;
Provided that:-

(a) If the officer authorized is of the opinion that there is sufficient evidence or reasonable ground of suspicion against the accused person, he shall either admit him to bail to appear before a Magistrate having jurisdiction in the case, or forward him in custody to such Magistrate;
(b) if it appears to the officer authorized that there is not sufficient evidence or reasonable ground of suspicion against the accused person, he shall release the accused person on his executing a bond, with or without sureties as the officer authorized may direct, to appear, if and when so required, before the Magistrate having jurisdiction.

Forward reference⇒ Section 180(E)