Title II. FUNDAMENTAL HUMAN RIGHTS AND THE RIGHTS AND DUTIES OF THE CITIZEN
Chapter 1. FUNDAMENTAL HUMAN RIGHTS
Article: 18
The person's liberty is guaranteed by the State.
No one shall be subjected to prosecution, arrest, detention or punishment on account of any act or omission which did not constitute a crime under the law in force at the time it was committed.
The right to be informed of the nature and cause of charges and the right to defence are absolute at all levels and degrees of proceedings before administrative, judicial and all other decision making organs.
Fair trial standards
Rights during investigation - arbitrary arrest or detention and deprivation of liberty
EDIT.