Enforcement Rules of Labor Union Act Article 40

When a labor union has not elected chairpersons of its board of directors and board of supervisors before the implementation of the Act on May 1, 2011, it shall elect chairpersons of its board of directors and board of supervisors after the expiration of its current term of service of its directors and supervisors in accordance with Paragraphs 3 and 4 to Article 17 of the Act. The term of service of chairperson of board of directors of the labor union shall be counted as the first term.
中文原文 工會法施行細則第40條
本法中華民國一百年五月一日施行前,工會未置理事長及監事會召集人者,於本屆理事、監事任期屆滿後,應依本法第十七條第三項、第四項規定置理事長及監事會召集人。
理事長任期自第一任起算。

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