Civil Associations Act Article 5

The organizational area of a civil association shall refer to the corresponding administrative region and subordinate organizations may be established.Establishment of a subordinate organization as referred to in the above paragraph shall be registered with the local competent authority in accordance with the provisions of this Act.
中文原文 人民團體法第5條
人民團體之組織區域以行政區域為原則,並得分級組織。
前項分級組織之設立,應依本法規定向當地主管機關辦理。

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