CHAPTER II
THE HUMAN BEING AND THE STATE
Article 31
A person suspected of the commission of a crime and the accused shall be guaranteed, from the moment of their detention or first interrogation, the right to defence as well as the right to an advocate.
Rights during investigation - legal assistance
Rights during trial - adequate preparation of defence
Rights during trial - conduct defence in person
Rights during trial - raise defences
Rights during trial - unsworn oral or written statement in defence
Rights during investigation - questioned in presence of counsel
EDIT.