Enforcement Rules of the Nationality Act Article 3

In this Act, a "stateless person" is a person who is not recognized as the citizen of any country according to the laws of that country.The following persons may be recognized as stateless:1. A person who holds travel documents issued by a foreign government that prescribe that he/she is stateless.2. A stateless person from Thailand, Myanmar, Indonesia, India or Nepal who conforms with the provisions of Paragraph 2 to Paragraph 4 of Article 16 of the Immigration Act, and who holds an Alien Resident Certificate prescribing the holder as stateless.3. Other persons recognized by the MOI.
中文原文 國籍法施行細則第3條
本法所稱無國籍人,指任何國家依該國法律,認定不屬於該國國民者。
有下列各款情形之一者,得認定為無國籍人:
一、持外國政府核發載明無國籍之旅行身分證件。
二、符合入出國及移民法第十六條第二項至第四項規定之泰國、緬甸、印尼、印度或尼泊爾地區無國籍人民,持有載明無國籍之外僑居留證。
三、其他經內政部認定。

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