Organization Act of Diplomatic Missions of the Republic of China (Taiwan) Article 4

Diplomatic missions may establish internal departments to carry out their work. These internal departments shall be set up in line with the complexity of the diplomatic mission’s work. The names of departments, as well as their powers and responsibilities, shall be laid out in an organizational chart following consultations between MOFA and the Agency concerned and approved by the Executive Yuan.Where the organizational acts of Agencies include provisions that address the dispatch of personnel to work abroad, said Agencies may, after consulting with MOFA, have personnel work in a related internal department of the diplomatic mission or an attached organization; these individuals shall be directed and supervised by the diplomatic mission.
中文原文 駐外機構組織通則第4條
駐外機構得分單位辦事。
其內部單位應依館務繁簡程度衡平設置。
對外名稱及業務權責機關之歸屬,另以編組表定之,並由外交部會商派員駐外之相關機關後,報請行政院核定。
各機關依其組織法定有得派員駐境外辦事之規定者,得洽商外交部後,派員於駐外機構相關內部單位或配屬機構辦理業務,並受所屬之駐外機構指揮監督。

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