A communications device configured to transmit signals to or receive signals from a wireless communications network, the communications device comprising transceiver circuitry (101.1) configured to transmit signals to and receive signals from the wireless communications network via a wireless access interface of the wireless communications network, and controller circuitry (101.2) configured in combination with the transceiver circuitry to determine uplink communications resources of the wireless access interface to be used for the transmission of data by the communications device, to receive a plurality of uplink cancellation indicators that each indicate that at least a portion of the uplink communications resources is allocated for the transmission of signals by another communications device, the portion of the uplink communications resources being located within communications resources of one of a plurality of reference regions, each of the reference regions being associated with one of the uplink cancellation indicators, to determine that a portion of a first of the reference regions overlaps in both of frequency and time with a portion of a second of the reference regions, the portion of the uplink communications resources comprising a first portion of the uplink communications resources located within the communications resources of the first reference region and the portion of the uplink communications resources comprising a second portion of the uplink communications resources located within the communications resources of the second reference region, and to determine, in accordance with dimensions of the first reference region and dimensions of the second reference region, that at least a third portion of the uplink communications resources is allocated for the transmission of signals by another communications device. transceiver circuitry (101.1) configured to transmit signals to and receive signals from the wireless communications network via a wireless access interface of the wireless communications network, and controller circuitry (101.2) configured in combination with the transceiver circuitry to determine uplink communications resources of the wireless access interface to be used for the transmission of data by the communications device, to receive a plurality of uplink cancellation indicators that each indicate that at least a portion of the uplink communications resources is allocated for the transmission of signals by another communications device, the portion of the uplink communications resources being located within communications resources of one of a plurality of reference regions, each of the reference regions being associated with one of the uplink cancellation indicators, to determine that a portion of a first of the reference regions overlaps in both of frequency and time with a portion of a second of the reference regions, the portion of the uplink communications resources comprising a first portion of the uplink communications resources located within the communications resources of the first reference region and the portion of the uplink communications resources comprising a second portion of the uplink communications resources located within the communications resources of the second reference region, and to determine, in accordance with dimensions of the first reference region and dimensions of the second reference region, that at least a third portion of the uplink communications resources is allocated for the transmission of signals by another communications device.