CRIMINAL PROCEDURE CODE
PART I
ON THE GENERAL PART
TITLE V
ON PROOF
CHAPTER II
ON EVIDENCE
SECTION II
ON STATEMENTS BY THE DEFENDANT
Article 117
General rule
1. Statements by the defendant shall constitute evidence only where, after the latter is advised that he or she may refrain from doing so, the defendant decides to make such statements, which can be made at all times until the closure of the trial hearing.
2. If the defendant decides to make statements, he or she does not take an oath and may, without any justification, refuse to answer some of the questions only.
3. Articles 62 to 64 are correspondingly applicable.
4. Statements by the defendant are assessed at the court’s discretion.
Fair trial standards
Rights during trial - unsworn oral or written statement in defence
EDIT.