A method for supporting cross carrier indication of a control channel change notification for at least one wireless communication unit that is operating on a first serving communication cell and has been configured with access to at least one second serving communication cell in a wireless broadcast communication system. The method includes, at the base station: generating a message including a broadcast service identifier, wherein the broadcast service identifier identifies a control channel change of the at least one second serving cell accessible by the at least one wireless communication unit; and transmitting the message to the at least one wireless communication unit.