Administrative corruption is a complicated, multidimensional phenomenon created by many reasons resulting in many effects, which is exhibited in a variety of roles and aspects. Considering the importance of this subject in different countries, extensive studies have been carried out in recent years to identify and ascertain the causes of this dilemma. It should be asserted that economic factors are fundamental in any social structure driving people to wrong actions including bribery, embezzlement, and financial corruption. Administrative corruption is a social phenomenon facing all countries of the world. On this basis, various nations with different perception of corruption as an inevitable issue have decided to found their political and institutional structures in a way that least degrees of corruption are observed. International experience suggests that corruption is complex, hidden and diversified. Thus, combating it needs a continuous, lengthy, and difficult process. Corruption is rooted in various backgrounds, which can result in creation and expansion of administrative corruption in potential and actual forms. Using these factors, we can find more effective ways in reducing and eliminating administrative corruption. With regard to the importance of administrative corruption, this paper aimed at exploring how and why administrative corruption exists.