The law of flagrante delicto arrest is a common feature of many criminal codes. This law generally allows any private citizen to pursue and arrest a person in flagrante delicto without a warrant. Article 88, Paragraph 2 of the Taiwanese Criminal Procedure Code defines a person in flagrante delicto as someone discovered in the act of committing an offense or immediately thereafter. Further, Paragraph 3 states that a person is considered to be in flagrante delicto when he is pursued by someone who is calling him a criminal (also known as the law of hue and cry). The current criminal justice literature lacks a comprehensive understanding of flagrante delicto as a model of arrest. Noticeably missing is a clear explanation of the logical relationship between Paragraph 2 and Paragraph 3. This article aims to review the law of flagrante delicto arrest from various perspectives, including: the appropriateness of such legislations; the axiomatic principle of the state's monopoly of the legitimate use of violence; the nature of flagrante delicto; and, comparative legal analysis.