16 teams participated in the competition, held in Celje, Slovenia, from 30 July to 9 August 2015.

[1][2] The first-round groups draw took place on 30 November 2014 in Budapest, Hungary.

The top three teams of each group will qualify to the Second Round.

Last placed team from each group of first round competes in classification round-robin group for lower four seeds in 9th–16th place playoff.

Winners of this round moves on to the Final; while the losers contest for the bronze medal.