Title II
Rights
CHAPTER EIGHT
Rights to protection
Article 76. In all processes where rights and obligations of any kind are set forth, the right to due process of law shall be ensured, including the following basic guarantees :
7. The right of persons to defense shall include the following guarantees :
f) To be helped free of charge by a translator or interpreter if the person does not understand or speak the language in which the proceedings are being conducted.
Language
Rights during trial - interpretation and translation
EDIT.