Part Two. Pre-Trial Proceedings
Section VIII. Preliminary Inquisition
Chapter 23. Bringing to Court the Accused. Bringing the Charge
Article 173. Interrogation of the Accused
2. At the beginning of the interrogation, the investigator shall find out whether the accused recognizes himself as being guilty, whether he wishes to give evidence on the merits of the charge brought against him and in what language. If the accused refuses to give evidence, the investigator shall make a corresponding entry into the protocol of his interrogation .
Language
Fair trial standards
Rights during investigation - self incrimination
Rights during investigation - access to interpreter and translation if questioned in other language
Rights during investigation - remain silent
EDIT.