Enforcement rules on the implementation of commercial group act Article 20
The vacancy or absence of directors and supervisors are to be filled by backup directors and supervisors within one month. When no backup directors and supervisors are available and the number of directors and supervisors exceed two thirds of the stipulated number in articles, no by-election is necessary.
中文原文 商業團體法施行細則第20條
商業同業公會理事、監事出缺，應於一個月內由候補理事、候補監事分別依次遞補；無候補理事、候補監事遞補而理事或監事人數超過章程規定各該理事或監事名額三分之二以上者，不予補選。