This study will propose newly emerging food businesses followed by demographical changes of customers or development of internet based environment and considered food safety related laws or legal application on it. This emerging food business could not be defined as classical criteria based on the food safety laws, so that they have to be controlled by differentiated legal criteria. Total fourteen related laws which have to be applied on newly emerging food business retailing general food or packed animal products have been considered and administrative disposition criteria was also suggested in this study. This study systematically propose the legal criteria for changing or emerging food business and highlight the importance of sustainable or differentiated food safety management of possible future food business.