A method of selecting, by a user equipment (UE), a network for performing a registration in a wireless communication system is disclosed. The method includes checking a condition related to a connectivity state of the UE; selecting a first network included in a forbidden public land mobile network (PLMN) list based on the condition related to the connectivity state of the UE; transmitting, to the first network, a registration request message; and receiving, from the first network, a response message as a response to the registration request message.