Wayne Barnes will referee the semi-final at the 34,000 capacity Stade Chaban-Delmas when ASM Clermont Auvergne, who have reached the semi-final stage for the first time, go head-to-head with reigning champions, Leinster Rugby…

The much-anticipated Bordeaux game on Sunday, 29 April, which has already generated ticket sales of 22,000, looks set to be a sell-out.

HEINEKEN CUP SEMI-FINALS:

(Kick-offs local time)

SATURDAY, 28 APRIL

17.45 Ulster Rugby v Edinburgh Rugby – Aviva Stadium, Dublin

Referee: Romain Poite (Fra); Assistant Referee 1: Jerome Garces (Fra), Assistant Referee 2: Pascal Gauzere (Fra)

SUNDAY, 29 APRIL

16.00 ASM Clermont Auvergne v Leinster Rugby – Stade Chaban-Delmas, Bordeaux

Referee: Wayne Barnes (Eng); Assistant Referee 1: Nigel Owens (Wal), Assistant Referee 2: Dave Pearson (Eng)

HEINEKEN CUP FINAL:

Saturday, 19 May – Twickenham Stadium (17.00)