Champions Cup play-offs
Saturday, 23 May
Match 1: Aviva Premiership (seventh-ranked club or Challenge Cup winner from the Aviva Premiership if not already qualified) v Guinness PRO12 (highest-ranked club not already qualified)
Home advantage to be decided by toss of coin
Saturday, 30 May
Match 2: winner of Match 1 v Top 14 (seventh-ranked club from the Top 14 if not already qualified)
Winner of Match 1 will have home advantage