Administrative Appeal Act Article 69

The agency with jurisdiction of administrative appeal may by its ex officio or according to the application of the administrative appellant or intervenor appellant to request the relevant government agency, school, organization or any individual with the expertise to conduct the examination.While the agency with jurisdiction of administrative appeal concluded the examination is unnecessary and the administrative appellant or intervenor appellant is willing to bear the cost for the examination, the administrative appellant or intervenor appellant may apply for the examination and the agency with jurisdiction of administrative appeal may not reject the application without justification.The expert witness shall be assigned by the agency with jurisdiction of administrative appeal.While there are more than one expert witnesses, they may state one common opinion jointly, however that there are different opinions, the agency with jurisdiction of administrative appeal shall make them to state their own opinion independently.
中文原文 訴願法第69條
受理訴願機關得依職權或依訴願人、參加人之申請,囑託有關機關、學校、團體或有專門知識經驗者為鑑定。
受理訴願機關認無鑑定之必要,而訴願人或參加人願自行負擔鑑定費用時,得向受理訴願機關請求准予交付鑑定。
受理訴願機關非有正當理由不得拒絕。
鑑定人由受理訴願機關指定之。
鑑定人有數人者,得共同陳述意見。
但意見不同者,受理訴願機關應使其分別陳述意見。

English translation for reference only; the Chinese text prevails. Not legal advice.