Regulations for Guidance on Civil Associations Affairs Article 6

A civil association may establish branches according to the laws, and shall prepare articles of association pursuant to the provisions of its constitution, and propose them to the members’ (member representatives’) congress for approval, and will be implemented after being approved by the regulating authority.
中文原文 人民團體會務輔導辦法第6條
人民團體依法設立分支機構,應依章程規定擬具組織簡則,經會員(會員代表)大會決議通過,報請主管機關核准後實施。

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