Related Rule
Guatemala
Practice Relating to Rule 100. Fair Trial Guarantees
Section H. Assistance of an interpreter
Guatemala’s Law on the Protection of Childhood and Adolescence (2003) states: “The adolescent has the right to a free interpreter to assist him or her in all proceedings in which the interpreter’s presence is necessary and if the adolescent does not understand or speak the language used.” 
Guatemala, Law on the Protection of Childhood and Adolescence, 2003, Article 143.