This budget plan (RAB) which is one of the main processes for calculating a building or project with the amount of costs required for materials and wages and other costs associated with the implementation of making 2-storey residential homes. For this reason, careful calculations are needed, starting from the volume of work, the type of work, the price of materials, to the wages of workers. All of that aims to determine the cost of making a 2-story residential house so that it is more efficient and measurable in accordance with the owner's wishes in planning a 2-story residential house. The preparation of the RAB on a project is by calculating the cost of activities that a project must carry out. The work plan and requirements that are planned follow the material and technical specifications in accordance with SNI and residential planning regulations. In the Budget Planning the costs of 2 types of 600 m2 residential houses cost Rp 4,107,630,000.00 and require construction time of 16 weeks or 4 month. Work is carried out from September to December or the end of the year.