A communications system is provided, comprising one or more infrastructure equipment forming part of a wireless communications network, and a communications device. The communications device is configured to transmit or receive signals via a wireless access interface provided by the wireless communications network to or from a peer terminal in the wireless communications network with one or more pre-authorised quality of service, PAQ, flows, at least one of the PAQ flows currently being inactive. One or more of the infrastructure equipment are configured to receive an indication that the communications device is preparing to transmit or receive data with the PAQ flows to or from the one or more of the infrastructure equipment.