(a) A party to a proceeding may submit proposed findings of fact and conclusions of law to the presiding officer. The presiding officer shall determine whether they shall be oral or written. The presiding officer may require parties to a proceeding to submit proposed findings of fact and conclusions of law with supporting reasons. When the proposed findings and conclusions are not submitted orally they shall be filed within 15 days after delivery of the official transcript to the Recorder. The Recorder shall notify the parties of the filing date which shall be the same for both parties. If not submitted by that date, the findings and conclusions will not be considered or included in the record.

(b) Except when presented orally, proposed findings of fact and conclusions of law shall be set forth in numbered paragraphs and shall state with particularity all evidentiary facts in the record with appropriate citations to the transcript or exhibits relied upon to support the conclusions proposed. Each proposed conclusion shall be separately stated.