A method for allowing a wireless resource to be allocated in a wireless communication system, and a device therefor are disclosed. Particularly, a method by which a terminal allows a wireless resource to be allocated in a wireless communication system can comprise the steps of: receiving, from a base station, one or more pieces of semi-persistent scheduling (SPS) configuration information comprising semi-persistent resource allocation information; receiving, from the base station, an SPS activation on specific SPS configuration information among the one or more pieces of SPS configuration information; allowing a specific SPS resource to be allocated on the basis of the specific SPS configuration information; and reporting, to the base station, information indicating a transmission state of the one or more pieces of SPS configuration information when a transmission of an SPS message using the specific SPS resource is stopped.