Highly industrialized developments increase various kinds of en-vironmental tasks and threaten the fundamental surviving criteria of people. Applying criminal laws to defense current environmental risks is an unavoidable issue in Criminal Acts nowadays. The laws in Tai-wan spread out in different environmental administrative law; refer-ring to the development of the legal system and institution in Germany, to infrastructure an integrated environmental criminal law within cur-rent Criminal Acts in Taiwan is necessary. In one hand, we may be able to limit and scope the protection of environments in criminal laws specifically; on the other hand, the obscure of the purpose of regulat-ing administrative laws and criminal laws may be avoided. Thus, this article combines social study and the second modernity theories to an-alyze the meaning of criminal laws policy on environmental tasks and negate the perspective of making criminal laws only for resisting risks. Generally speaking, the issue of environmental risks, “legal interests” shall be the key of justifying the Environmental Criminal Act. In this article, the protection of legal interest in Environmental Criminal Act is deemed to assure the basis of one’s freedom; any kind of acts in pol-lution are considered as a reject of the legal status to unspecific people. In order to the legislation, the actus reus must reflect certain sources of relationship between the protecting legal interest of the Environmental Criminal Act and the legal interests of individuals.