(d) Procedures, evidence, and record.
- (1) The hearing, decision, and any administrative review thereof shall be conducted in conformity with the Administrative Procedure Act (5 U.S.C. 554-557) and with such other regulations that may be necessary or appropriate for the conduct of hearings pursuant to this part.
- (2) Technical rules of evidence do not apply to hearings conducted pursuant to this part, but rules or principles designed to assure production of the most credible evidence available and to subject testimony to test by cross-examination shall be applied where reasonably necessary by the officer conducting the hearing. The hearing officer may exclude irrelevant, immaterial, or unduly repetitious evidence. All documents and other evidence offered or taken for the record shall be open to examination by the parties and opportunity shall be given to refute facts and arguments advanced on either side of the issues. A transcript shall be made of the oral evidence except to the extent the substance thereof is stipulated for the record. All decisions shall be based upon the hearing record and written findings shall be made.