Strengthening the independence and integrity of Corruption Eradication Commission (hereafter KPK) becomes a matter which needs more focused. Since, the House of Representative has conducted the right of investigation to the KPK in order to evaluate the performance and independence of KPK. On another issue, the Commissioner and investigator of KPK also conducted the violation of code of ethics and involved in the criminal case. This research aims to analyse how to guarantee the independence and integrity of Corruption Eradication Commission. The research is a normative legal research with descriptive qualitative method. The result of the research shows that there are two important elements to gurantee the independence and integrity of KPK, namely firstly, strengthen the internal supervision of KPK. Secondly, the selection mechanism should reduce the elements of political interest. The research recommmends that, firstly, the KPK Commissioners should avoid potential intervention by preventing the indication of double loyality of the KPK investigators. Secondly, the KPK can adopt the the Anti-Corruption of Singapore’s experience that conduct a polygraph test to all empoleyees who are accused of comitting corruption to ensure its integrity to the public. Thirdly, the process of examining the violation of code of ethics of KPK employess including the Commissioners should be open to public. It is in order to give the report to the public that how the KPK enforces the code of ethics with the zero tolerance principle.