Provided is a method of providing an unmanned aerial system (UAS), the method including: performing an authorization procedure with respect to an unmanned aerial vehicle (UAV) and a UAV controller (UAC); after the authorization procedure is completed, receiving UAS serviceable area information from an unified data management (UDM) or a policy control function (PCF); and providing the received UAS serviceable area information to the UAV and the UAC via a base station.