Business Process Management (BPM) is a combination of Information Technology and management science, which applies to improve business process in order to improve operational excellence and business performances  leading to process automation. This review article based is on a case study in application of business governance in public sector organization, which was conducted by Abimael R. Do Nascimento, Roquemar de Lima Baldam, Lourenço Costa and Thalmo de Paiva Coelho Junior in 2018. The article analyzes the implementation of unified BPM in operational activities in a federal public advocacy body with evaluating corporate governance practices of the process. The study used mix method approach to gather data and to analyze them. Findings revealed the requirement of corporate governance practices, prioritizing BMP and auditing process.