Regulations Governing the Establishment, Restructuring, Merger and Discontinuation of Schools and Branch Campuses and Branch Departments at the Senior High School Level or Below Article 31

A school principal shall be appointed after a “merger for a new school”. The founding principal shall be appointed in accordance with Paragraph 2, Article 14 of the Senior High School Education Act and Article 13 of the Primary and Junior High School Act concerning the appointment of principals of newly established schools.
中文原文 高級中等以下學校及其分校分部設立變更停辦辦法第31條
新設合併後之學校應置校長一人,第一任校長,比照新設立之學校校長,分別依高級中等教育法第十四條第二項及國民教育法第十三條規定產生。

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