The title of this paper is “Legal Lssues arising in the new Construction of the National University Dormitory Building and BTL(Build-Transfer-Lease) type”. Private investment projects are projects where the private sector invests in the construction and operation of social infrastructure and in principle, aims to provide public services while bearing business risks. I looked into private investment methods for building new student dormitories at national universities and the current status of Jeju National University's student dormitory. And recently, there are many cases of new national university dormitory buildings being built as part of the BTL project. I reviewed the legal issues arising from the BTL project, focusing on the case of Jeju National University.