Trademark Act Article 92

Limitation of transfer, license and pledgeThe right of a certification mark, collective mark or collective trademark shall not be transferred, licensed, or be the subject of a pledge, unless such transfer or license is unlikely to damage the interests of consumers or contravene fair competition and has been accepted by the Registrar Office.
中文原文 商標法第92條
證明標章權、團體標章權或團體商標權不得移轉、授權他人使用,或作為質權標的物。
但其移轉或授權他人使用,無損害消費者利益及違反公平競爭之虞,經商標專責機關核准者,不在此限。

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