This research aims to find out the ideal role of justice collaborators in disclosing corruption cases. This research is empirical law research. This research's primary and secondary data are categorized according to the data type before being analyzed using qualitative methods, i.e., analyzing data related to the problem being studied, then selecting based on logical thinking to avoid errors in the data analysis process. The findings show that the ideal form of the role of justice collaborator depends largely on how far the commitment of the apparatus in providing legal protection to the, how firm the willingness of law enforcement agencies and rule-makers to make a clear, firm, and the complete rule of law regarding justice collaborators. In addition, a clear article should be added to the Corruption Criminal Case about the reward for justice collaborators.