Idaho Code § 20-519D

A statement made by a juvenile subject to a competency examination or restoration treatment pursuant to section 20-519A or 20-519B, Idaho Code, for the purposes of such examination or treatment shall not be admissible in evidence in any delinquency or criminal proceeding against the juvenile on any issue other than the juvenile’s ability to assist counsel at trial or to form any specific intent which is an element of the crime charged, except that such statements of a juvenile to the examiner, evaluation committee or restoration provider as are relevant for impeachment purposes may be received subject to the usual rules of evidence governing matters of impeachment.