PART I
Introductory
Chapter 1. PRELIMINARY PROVISIONS
ยง1.12. Employment of interpreter.
An interpreter shall be used in any criminal proceeding when the defendant is present and does not speak or understand English or when a witness is examined who does not speak or understand English. Before undertaking his duties, the interpreter shall swear or affirm that he will faithfully perform them.
Fair trial standards
Rights during trial - interpretation and translation
EDIT.