This study aims to the meaning of legal aspects in a business feasibility study. The studies discussee about the legal aspects in the Business Feasibility Study, the forms of the legal body, the types of business licenses and the government regulations and laws in establishing a business. The form of a business entity is often confused with a company, although in reality it is different. The main difference is that a business entity is an institution, while a company is a place where the business entity manages the factors of production. There are various types of business permits that many business people need to complete their legal business legality documents.Among the various types of business licenses are: Principle License (SIP), Building Permit (IMB), Disturbance Permit (HO), Trading Business License (SIUP), Business Place Permit, Taxpayer Identification Number.