Civil Associations Act Article 6

The site of a civil association shall be located where the competent authority is located. However, with the approval of the competent authority, it may be located in another place, and branches may be established.
中文原文 人民團體法第6條
人民團體會址設於主管機關所在地區。
但報經主管機關核准者,得設於其他地區,並得設分支機構。

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