Coordinator staff shall assure that all relevant documentary evidence is available at the hearing and has been made available to the parolee and his attorney prior to the hearing unless designated confidential pursuant to § 2235. This evidence includes, but is not limited to, the violation report, arrest report, special services reports, psychiatric reports, and statements of witnesses. If relevant documentary evidence is not available, coordinator staff shall specify in writing what the evidence is and why it is unavailable. Any information from the prisoner or parolee supporting his request for an attorney shall be made available to the hearing panel.