The Enforcement Rules for the Forestry Act Article 4

State forest(s), public forest(s), and private forest(s) as used in Paragraph 1, Article 3 of this Act are defined as follows:1. A state forest means a forest belonging to the state in the territory of the country, but not owned by any person.2. A public forest means a forest registered by law to the ownership of a province- level municipality, county/city, township/city or public juristic person.3. A private forest means a forest registered by law to the ownership of a natural person or private juristic person.
中文原文 森林法施行細則第4條
本法第三條第一項所稱國有林、公有林及私有林之定義如下:
一、國有林,指屬於國家所有及國家領域內無主之森林。
二、公有林,指依法登記為直轄市、縣(市)、鄉(鎮、市)或公法人所有之森林。
三、私有林,指依法登記為自然人或私法人所有之森林。

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