Article 17 Right of accused person during trial

(2) An accused person shall have the right to conduct his own defence before the Tribunal or to have the assistance of counsel.

Article 67
Rights of the accused
1. In the determination of any charge, the accused shall be entitled to a public hearing, having regard to the provisions of this Statute, to a fair hearing conducted impartially, and to the following minimum guarantees, in full equality:
(b) To have adequate time and facilities for the preparation of the defence and to communicate freely with counsel of the accused's choosing in confidence