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 30

A merged private school shall complete the formulation and amendment of the school’s organizational charter within one year after the merger is approved by the school regulatory authority. In special circumstances, extension up to a maximum of two years may be granted upon approval from the school regulatory authority.
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30條
合併後之私立學校應於各該主管機關核定合併後一年內完成學校組織規程之訂定、修正;其有特殊原因者,得經各該主管機關同意延長,最多以二年為限。

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