An aspect of the disclosure relates to a method for supporting a local access data network (LADN) service by an access and mobility management function (AMF) in a wireless communication system, and the method may comprise the steps of: providing LADN information for the LADN service to a terminal, wherein the LADN information includes LADN service area information and LADN data network name (DNN) information; acquiring location information of the terminal; when establishment of a packet data unit (PDU) session for providing the LADN service is determined on the basis of the location information of the terminal, transmitting to the terminal a preset message including a request for the establishment of the PDU session; and receiving, from the terminal, a request message for initiating the establishment of the PDU session.