Jérome Garcès and Wayne Barnes will take charge of Munster and Leinster's respective Heineken Champions Cup semi-finals.

The EPCR selection committee, which is chaired by EPCR's Head of Match Officials, Joel Jutge has confirmed that Frenchman Garcès of France will referee the semi-final clash of Saracens and Munster Rugby at the Ricoh Arena on Saturday, 20 April.

England’s Wayne Barnes will take charge of the second semi-final between holders Leinster and Toulouse at the Aviva Stadium on Sunday, 21 April.

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Both men are familiar to the provinces. Garcès refereed Munster's narrow win over Exeter in round six and Ireland's Six Nations defeat to England in February, while Barnes was in charge for Leinster's final triumph against Racing 92 last season.

The first of the Challenge Cup semi-finals on Saturday, 20 April which pits La Rochelle against Sale Sharks at Stade Marcel Deflandre will be refereed by Nigel Owens of Wales, while Ireland’s John Lacey will be in the middle for the second Challenge Cup tie featuring former tournament winners ASM Clermont Auvergne and Harlequins, at Stade Marcel-Michelin later the same evening.