Social Worker Act Article 24

The use or revision of a social worker office name requires approval from the authority that originally issued the practice license. Entities other than social worker offices are prohibited from using the term “social worker office” or any similar designation.
中文原文 社會工作師法第24條
社會工作師事務所名稱之使用或變更,應經原發開業執照機關核准。
非社會工作師事務所,不得使用社會工作師事務所或類似名稱。

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