Condominium ownership is defined by Condominium Law No. 634. A completed building; Condominium ownership, which indicates that parts such as flats, workplaces, stores, or warehouses are suitable for use in line with the purpose of construction, is the separation of property rights by the decision of the owners. To buy a condominium, first of all, a residence permit must be obtained. A settlement certificate means the document showing that the construction of the building has been completed and has become usable. If a residence is to be purchased from a building whose construction has been completed and whose occupancy has been taken, first the condominium title deed is obtained.