§ 1-117. Social study and other reports.
A. Unless waived by the Court, the Osage Nation Indian Child Welfare or other agency designated by the Court, shall make a social study and report in writing in all children’s cases except:
1. If the allegations of a petition are denied by the parents, guardians or legal custodian the study shall not be made until the Court has entered an order of adjudication; and
2. The study and investigation in all adoptions shall be made as provided in the provisions relating to adoptions unless a relative placement.
B. For the purpose of determining proper disposition of a child the general Rules of Evidence shall apply; written reports and other materials relating to the child’s mental, physical and social history may be received and considered by the Court along with evidence. The Court shall require that the person who wrote the report or prepared the material appear as a witness and be subject to both direct and cross-examination.
C. The Court shall inform the child, his parents, legal guardian or custodian of the right of cross-examination concerning any written report or other material as specified in subsection (B) of this section.