Criminal policy can be interpreted in the narrow sense that criminal politics is described as a whole principle and method, which is the basis of the reaction to violations of laws in the form of criminal. And in a broad sense this is the overall function of law enforcement officials, including the workings of the court and the police. While in the broadest sense it constitutes the whole policy, which is carried out through legislation and official bodies that aim to uphold the central norms of society. Factors Underlying the Occurrence of Corruption Crime: a) Lack of salary for Civil Servants compared to needs that are increasingly increasing. b) Background of Indonesian culture or culture which is the source or cause of widespread corruption. c) Poor management and less effective and efficient controls that will provide opportunities for people to corruption. d) Modernization breeds corruption. Briefly the causes of corruption include 5 (five) aspects, namely: a) Individual Aspects of Actors, b) Aspects of Organizations / institutions, c) Aspects of society, d) Aspects of law enforcement and legislation, and e) Political Aspects. Efforts to prevent corruption through legal policies with means of reasoning and non-reasoning. Penal facilities include, a) Criminal Law Book (wetboek van Strafrecht) January 1, 1918; b) WvS in the 1915 Staatblaad Number 752 dated 15 October 1915; c) Law number 74 of 1957 in conjunction with Law Number 79 of 1957, d) Provisional Constitution of 1950, e) Government Regulation in lieu of law Number 24 of 1960 concerning Investigation, Prosecution and Corruption Criminal Investigation, f) Law number 1 of 1960, g) Law Number 24 Prp of 1960 concerning Investigation, Prosecution and Corruption Criminal Investigation, h) Law Number 3 of 1971 concerning Eradication of Corruption Crime; i) MPR XI / MPR / 1998 Tap concerning the implementation of a clean and free country of corruption, collusion and nepotism; j) Law number 28 of 1999 concerning State settlements which are clean and free of KKN which includes provisions on criminalization of collusion and nepotism offenses, k) Law number 31 of 1999 concerning the eradication of criminal acts of corruption, l) Law number 20 of 2001 concerning amendments to Law Number 31 of 1999 concerning the Eradication of Corruption Crimes that took effect from 21 November 2001, m) Law Number 30 of 2002 concerning the Corruption Eradication Commission. Efforts to deal with non-criminal crimes can be in the form of: a) Non-criminal prevention (Prevention without punishment), b) Influencing the public's view of crime and punishment through mass media (influencing views of society on crime and punishment mass media).Keywords: corruption, reason, nonpenal