Act Governing Relations between the People of the Taiwan Area and the Mainland Area Article 4

The Executive Yuan may set up or designate an institution to handle the affairs relating to any dealings between the peoples of the Taiwan Area and the Mainland Area.The Mainland Affairs Council, Executive Yuan may entrust the institution referred to in the preceding paragraph or any private organization meeting the following criteria to handle the affairs relating to any dealings between the peoples of the Taiwan Area and the Mainland Area:1. Upon establishment, more than half of its total assets is donated by the government, and2. The purpose of its establishment is for handling the affairs relating to any dealings between the peoples of the Taiwan Area and the Mainland Area, and the central competent authorities for it or for its business is the Mainland Affairs Council, Executive Yuan.The Mainland Affairs Council, Executive Yuan or each competent authorities approved by the Executive Yuan in accordance with Paragraph 1 of Article 4-2 may, based on the need and the nature of the affairs to be handled, entrust any accountable, professional, and experienced non-profit juristic person other than those referred to in the preceding two paragraphs on a case-by-case basis to assist the handling of the affairs relating to any dealings between the peoples of the Taiwan Area and the Mainland Area; if necessary, it may also be entrusted to execute agreements.The institution or private organization referred to in the preceding two paragraphs may upon the approval of the entrusting authorities, entrust any other non-profit juristic person as referred to in the preceding paragraph to assist the handling of the affairs relating to any dealings between the peoples of the Taiwan Area and the Mainland Area.
中文原文 臺灣地區與大陸地區人民關係條例第4條
行政院得設立或指定機構,處理臺灣地區與大陸地區人民往來有關之事務。
行政院大陸委員會處理臺灣地區與大陸地區人民往來有關事務,得委託前項之機構或符合下列要件之民間團體為之:
一、設立時,政府捐助財產總額逾二分之一。
二、設立目的為處理臺灣地區與大陸地區人民往來有關事務,並以行政院大陸委員會為中央主管機關或目的事業主管機關。
行政院大陸委員會或第四條之二第一項經行政院同意之各該主管機關,得依所處理事務之性質及需要,逐案委託前二項規定以外,具有公信力、專業能力及經驗之其他具公益性質之法人,協助處理臺灣地區與大陸地區人民往來有關之事務;必要時,並得委託其代為簽署協議。
第一項及第二項之機構或民間團體,經委託機關同意,得複委託前項之其他具公益性質之法人,協助處理臺灣地區與大陸地區人民往來有關之事務。

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