The competition format will see the 12 teams split into two pools of six teams playing in round robin format. The semifinals will feature the top two teams from each pool.
Qualification
The FIVB Sports Events Council confirmed a proposal to streamline the number of teams participating in the Age Group World Championships on 14 December 2013.[2]
Teams were seeded following the Serpentine system according to their FIVB U21 World Ranking as of December 2014.[4] FIVB reserved the right to seed the hosts as head of pool A regardless of the U21 World Ranking. Rankings are shown in brackets except the hosts who ranked 72nd.
Match won 3–0 or 3–1: 3 match points for the winner, 0 match points for the loser
Match won 3–2: 2 match points for the winner, 1 match point for the loser