The data flow diagram of a bank management system is frequently used as the first step to create an overview of the Banking system without getting into much detail, which can further be elaborated. It typically consists of overall application dataflow and banking process processes. The Bank Management System (BMS) is a web-based application used to reimburse financial institutions for services offered to the Bureau of the Fiscal Service. In addition, BMS delivers analytical tools for reviewing and approving compensation, budgets, and outflows. This Bank management system data flow diagram includes the overall application data flow and banking process processes.