Enforcement Rules of the Atomic Energy Law Article 43

The reactor operators are limited to the facilities for which the license is issued or those of the facilities specified in the license. If an operator is sick so that his judgment or operation may be mistaken, the licensee of the nuclear reactor shall immediately stop his operation and report the situation to the Atomic Energy Council.
中文原文 原子能法施行細則第43條
運轉人員應依其執照所載之核子反應器或指定之部分操作之。
其因疾病有判斷或操作錯誤之虞者,核子反應器持照人應即停止其運轉工作,並報告原子能委員會。

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