The league champions and cup winners from all 4 leagues (if the same team is in the league and cup winners in their country, second place in the league takes the spot) will take part.
The 8 teams are divided into four home and away groups based on their geographical position. The Swedish and Finnish teams toke part in the Northern conference; the clubs from Czech Republic and Switzerland play in the Southern conference. The four winners advance to the semifinals. The two winners play in a final held at a centralised venue.
Each tie is played in a home and away format. Despite the home and away format, a series format is used over an aggregate system. If both teams win a game, the tie will proceed to Overtime.