Code of Organization and Civil Procedure (Cap. 12), article 682

682. In an appellate court, no reference may be ordered, except in the following cases: (a) where there was no reference made in the court below and no express renunciation of such reference was made; (b) where the subject-matter of the reference is, wholly or in part, different from that of the reference made in the court below, or in respect of which there was a renunciation; (c) where the directions given to the referee by the court below were, in the opinion of the appellate court, defective or insufficient; (d) where the appellate court is of opinion that the report is not so complete as to enable it to decide the cause: Provided that nothing in this article shall operate so as to ba r the appellate court from requiring further elucidations from the referees appointed by the court below. Sub-title V OF INSPECTION IN F ACIEM LOCI Inspection in faciem loci.