Bank Simpanan Nasional (BSN) was launched on December 5, 1974 without lines five key goals that are relevant and key principles existence to this day is to promote and extend savings, especially from depositors small storage, inculcate good saving habits and save money, provide a channel for the general public to save money, the usage of the Bank's funds for investment, including financing the development the country's economy and to protect the interests of investors and other customers. In response to the Government's call to improve the quality and quality of life rural communities and provide banking access to those who need, BSN continues to grow and strengthen its banking network of agents (EB). At the end of 2014, BSN had 5,700 trained agents for serving the local community. BSN has also appointed agents in the area city / suburbs as another alternative channel for those who doing banking after office hours. This conceptual paper would like to identify the most effective roles of Bank Simpanan Nasional (BSN) to the socio-economic development in Perlis.