The present specification discloses a method for allocating a resource in a wireless communication system, comprising: a step in which a base station allocates, to a terminal, an uplink resource area for transmission of an uplink control information (UCI) of the terminal, wherein the uplink control information (UCI) is information related to a plurality of downlink cells; and a step in which the base station receives, from the terminal, the uplink control information (UCI) via the allocated uplink resource area over at least one uplink cell.