Abstract: A system and method for construction of a building from components, supplies and tools which are transported to the desired building site in a shipping container. The building components loaded and transported in the shipping container include preassembled wall panels, ceiling panels, roof trusses, roof panels, roof cladding sheets and wall cladding sheets. Each preassembled component is sized so that no measuring or cutting of same is required during construction at the building site, and each component may be manually carried without the need for using a lifting device.