Abstract
Crime is the eternal phenomenon in human history. Modern states is under an obligation to combat crime.However, modern states can't combat crime without criminal norms. Criminal norms not only provide the government with legal basis to crack down on crime, but also decide the definition and punishment of crime. What's more, because crime changes constantly and doesn't disappear, the government needs to modify criminal norms all the time. The change of criminal norms are produced from the social environment.This study explores on what conditions did state apparatus make an amendment to criminal norms in Taiwan. The purpose of this study is to understand State-Society Relationship in the area of fighting crime and further discuss the meaning of changes in criminal norms.