Regulations on Disposal of the Financial Affairs of Social Associations Article 13

To purchase, sell, transfer, or set the rights to mortgage real properties, a social association shall submit the proposal to the member's (member representative's) congress for adoption. However, in special cases and with the authorization ofthe member's (member representative's) congress, such disposal of real properties may be adopted first by the respective meetings of the board of directors and the board of supervisors or a joint meeting of directors and supervisors, and then submitted tothe congress to subsequently admit.
中文原文 社會團體財務處理辦法第13條
社會團體不動產之買賣、轉讓或他項權利之設定,應經會員(會員代表)大會通過,始得處理。
但有特殊需要得經會員(會員代表)大會授權理事會及監事會或理監事聯席會議通過,再提報大會追認。

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