Section 50A CrPC — [ Obligation of person making arrest to inform about the arrest, etc., to a nominated person. [Inserted by Act, 2005, Section 7(w.e.f.23-6-2006).]

The law now: BNSS 48 — Obligation of person making arrest to inform about arrest, etc., to relative or friend

(1) Every police officer or other person making any arrest under this Sanhita shall forthwith give the information regarding such arrest and place where the arrested person is being held to any of his relatives, friends or such other persons as may be disclosed or nominated by the arrested person for the purpose of giving such information and also to the designated police officer in the district.

(2) The police officer shall inform the arrested person of his rights under sub-section (1) as soon as he is brought to the police station.

(3) An entry of the fact as to who has been informed of the arrest of such person shall be made in a book to be kept in the police station in such form as the State Government may, by rules, provide.

(4) It shall be the duty of the Magistrate before whom such arrested person is produced, to satisfy himself that the requirements of sub-section (2) and sub-section (3) have been complied with in respect of such arrested person

Source: India Code (indiacode.gov.in). The Gazette of India is the authoritative text. BNSS 48 in full