This research is a case study that aims to analyze and provide suggestions to improve the quality of public expenditure treasurer performance assessment that can be implemented by the Directorate General of Treasury Regional Office of Bangka Belitung Province. The research was done by mix method in the form of interview, literature study, and questionnaire. The analysis is done by qualitative descriptive of the pubic expenditure treasurer performance assessment system. Determination of the Proposed Key Performance Index (KPI) with SMART-C principle with KPI weighting using AHP method. The results showed that the KPI used in the public expenditure treasurer performance assessment not entirely in accordance with the public expenditure treasurer’s  main task. The research also produces more relevant KPI for performance assessment of the public expenditure treasurer. The result of the research is expected to be used as a proposal to improve the quality of performance assessment of the public expenditure treasurer as well as consideration to improve the quality of performance management within the Directorate General of Treasury.

Keywords: performance assessment; public expenditure treasurer; key performance index; KPI; BSC; AHP; 360 degree