A terminal device for use in a wireless telecommunications network, the terminal device comprising receiver circuitry and control circuitry, wherein the control circuitry is configured to: control the receiver circuitry to receive a first signal indicating that a warning notification message is to be transmitted by infrastructure equipment of the network using a multicast or broadcast transmission; in response to the reception of the first signal, control the receiver circuitry to receive a second signal transmitted by infrastructure equipment of the network using predetermined communication resources, the second signal comprising information for the terminal device to use to determine communication resources for the multicast or broadcast transmission of the warning notification message; determine the communication resources for the multicast or broadcast transmission of the warning notification message using the information comprised in the second signal; control the receiver circuitry to receive the warning notification message using the determined communication resources.