Program information is transmitted and received via a communication line, and a scheduling operation can be performed based on the program information via the communication line. For that purpose, a communication system includes a receiving apparatus, a server, and an information processing apparatus which are configured to transmit data to and receive data from one another via the communication line. The information processing apparatus includes an EPG requester and a display EPG receiver. The server includes an EPG request receiver, an EPG request transmitter, an EPG receiver, an EPG converter, and a display EPG transmitter. The receiving apparatus includes an EPG obtainer, an EPG request acceptor, an EPG extractor, and an EPG transmitter.