The qualifying teams were • England: 6 teams from the
Aviva Premiership that did not qualify for the Heineken Cup • France: 7 teams from the
Top 14 that did not qualify for the Heineken Cup • Wales: 1 team from the
Pro12 that did not qualify for the Heineken Cup • Italy: the 4 teams that finished in the top four places in the
National Championship of Excellence • Portugal: one team formed to play in the Challenge Cup. ERC awarded the spot to Portugal after
Olympus Rugby XV withdrew from the competition • Romania: one team that is formed every season to play in the Challenge Cup, consisting of rugby players playing in the domestic Romanian leagues ==Seeding==