Administrative Division Procedure Act Article 3

The term “administrative division” as used in this Act refers to the establishment, abolition, or adjustment of a special municipality, county (city), or township (city, district) (hereinafter referred to as “administrative districts”).The establishment, abolition, or adjustment of an administrative district referenced in the preceding paragraph refers one of the following circumstances:1. Dividing one administrative district into two or more administrative districts.2. Merging sections or the entirety of two or more administrative districts into one administrative district.3. Merging one section of an administrative district into another administrative district.4. Any other adjustment of administrative districts.
中文原文 行政區劃程序法第3條
本法所稱行政區劃,指直轄市、縣(市)或鄉(鎮、市、區)(以下稱行政區域)之新設、廢止或調整。
前項所稱行政區域之新設、廢止或調整,指下列情形之一:
一、劃分一行政區域為二以上之行政區域。
二、合併二以上行政區域之一部或全部為一行政區域。
三、劃分一行政區域之一部併入另一行政區域。
四、其他有關行政區域之調整。

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