Regulations for the Enforcement of National Property Act Article 3

The term “all properties not belonging to private or local government” mentioned in paragraph 2 of Article 2 of this Act indicates the real estate unregisterred or the property ownership uncertainly belonging to private or local government.
中文原文 國有財產法施行細則第3條
本法第二條第二項所稱「凡不屬於私有或地方所有之財產」,係指未經登記之不動產或未確定權屬為私有或地方所有之財產。

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