Deputy for Prevention works to formulate and implement policies on the prevention of corruption crime.

Deputy for Prevention has the following functions:
- To formulate the policies on Registration and Investigation of State Officials Wealth Report (LHKPN); Gratuity; Public Education and Service; and Research and Development.
- To implement corruption prevention measures through data collection, registration and examination of State Officials Wealth Report (LHKPN);
- To implement corruption prevention measures by accepting report on and handling gratuity received by civil servants or state officials.
- To implement corruption prevention measures through anticorruption education, corruption crime eradication campaign, and anticorruption campaign;
- To implement corruption prevention measures through analysis and research and development of corruption eradication;
- To coordinate with and supervise corruption crime prevention measures held by public service institutions and other related institutions;
- To carry out administrative activities and maintain resources within the office of Deputy for Prevention;
- To conduct coordination, synchronization, monitoring, evaluation, and working relations maintenance at the subdivisions of State Officials Wealth Report Registration and Investigation, Gratuity, Education and Public Service, as well as Research and Development;
- To implement other tasks given by the Commissioners accordingly.

Deputy for Prevention reports to KPK Commissioners.

In carrying out his tasks and functions, Deputy for Prevention can establish a Working Group comprising employees of one or multiple Directorates, as stipulated by Deputy for Prevention Regulation.
Deputy for Prevention supervises:
1. Directorate of State Officials Wealth Report Registration and Examination (PP LHKPN);
2. Directorate of Gratuity;
3. Directorate of Education and Public Service;
4. Directorate of Research and Development;
5. Secretariat of Deputy for Prevention;