Introduction: Measures and mechanisms applied in economic corruption in our country indicates that penal populism is an undeniable threat in fighting against this phenomenon. The sensitivity of economic system position and impact of economic corruption on social and political areas along unpleasant consequences of penal populism, is making study of this approach in economic corruption necessary.

Method: Method of this research is descriptive analytical study and in data collection laws and regulation and also discoursing of legislative and judicial policymakers has been analyzed. So that the influence of populism on penal policy of Iran about economic corruption will be explained.

findings: Following populist penal policy against economic corruption causes Security-Oriented surpassing economic consideration and in substantive penal policy, criminalization and determining punishment are not compatible with Basic principles such as the principle of legality of crimes and punishments. Formation or anticipating new organizations and structures to combat economic corruption after the criminal events without detailed explanation of the functions in many cases is a hasty reaction to economic corruption and it will not even work. Despite the concern about quick combat against economic corruption ,lack of predicting specialized Forums and in contrast predicting strategies for quick and out of turn hearing along the policy of disclosing identity of the offenders are instances for populism in com…bating against economic corruption in penal policy of Iran. Certainly the principles of fair trial in such circumstances would not be immune from the threat.

Discussion: Although the close association between the prevalence of economic corruption and declining popularity is undeniable, it doesn’t mean that popular and quick impact measures are efficient in controlling economic corruption. Considering citizens as ultimate victim in economic corruption, providing estimates of the criminal justice system to the public, will reduce their willingness to temporary strict responses.The use of expert opinions on policy making and prioritize prevention and scientific methods in combating economic corruption while involves coordination and efforts of legislative, judicial and executive policy makers, is a significant obstacle in the way of penal populism.