The present document describes how IPTV Terminals can make use of HbbTV features. It does not@ in any way@ describe an IPTV delivery system itself. As such@ technologies like fast channel change@ retransmission and forward error correction are out-of-scope. Instead it defines how several technologies may be used in combination with HbbTV in a form that can be referenced by markets or organizations that have made choices. Please note that the scope of the present document only includes channels that use either MPEG-2 Transport Stream or MPEG DASH in the way defined in clause 6.2.