The match officials for this weekend’s action have been confirmed, with Nigel Owens refereeing the Racing 92 versus Ulster pool clash in Paris.
Champions Cup
Leicester Tigers vs Scarlets
@ Welford Road
Referee: Romain Poite (France)
Assistant referees: Vincent Blasco Baqué (France), Stéphane Boyer (France)
Television match official: Denis Grenouillet (France)
Munster vs Gloucester
@ Thomond Park
Referee: Alexandre Ruiz (France)
Assistant referees: Maxime Chalon (France), Luc Ramos (France)
Television match official: Philippe Bonhoure (France)
Castres vs Exeter Chiefs
@ Stade Pierre Fabre
Referee: John Lacey (Ireland)
Assistant referees: Andrew Brace (Ireland), Kieran Barry (Ireland)
Television match official: Simon McDowell (Ireland)
Edinburgh vs Toulon
@ Murrayfield
Referee: JP Doyle (England)
Assistant referees: Ian Tempest (England), Simon McConnell (England)
Television match official: David Grashoff (England)
Wasps vs Bath
@ Ricoh Arena
Referee: Jérôme Garcès (France)
Assistant referees: Laurent Cardona (France), Jean-Luc Rebollal (France)
Television match official: Éric Briquet-Campin (France)
Saracens vs Lyon
@ Allianz Park
Referee: George Clancy (Ireland)
Assistant referees: Stuart Gaffikin (Ireland), Paul Haycock (Ireland)
Television match official: Brian MacNeice (Ireland)
Racing 92 vs Ulster
@ Paris La Defense Arena
Referee: Nigel Owens (Wales)
Assistant referees: Dan Jones (Wales), Wayne Davies (Wales)
Television match official: Ian Davies (Wales)
Newcastle Falcons vs Montpellier
@ Kingston Park
Referee: Mike Adamson (Scotland)
Assistant referees: Marius Mitrea (Italy), Dave Sutherland (Scotland)
Television match official: Andrew McMenemy (Scotland)
Toulouse vs Leinster
@ Stade Ernest Wallon
Referee: Wayne Barnes (England)
Assistant referees: Matthew O’Grady (England), Paul Dix (England)
Television match official: Rowan Kitt (England)
Cardiff Blues vs Glasgow Warriors
@ Cardiff Arms Park
Referee: Luke Pearce (England)
Assistant referees: Matthew Carley (England), Jonathan Healy (England)
Television match official: Graham Hughes (England)
Challenge Cup
Agen vs Benetton
@ Stade Armandie
Referee: Karl Dickson (England)
Assistant referees: Adam Leal (England), Peter Allan (England)
La Rochelle vs Enisei-STM
@ Stade Marcel Deflandre
Referee: Vlad Iordachescu (Romania)
Assistant referees: Cristian Serban (Romania), Madalin Girbau (Romania)
Dragons vs Northampton Saints
@ Rodney Parade
Referee: Mathieu Raynal (France)
Assistant referees: Thomas Charabas (France), Mathieu Noirot (France)
Pau vs Stade Français
@ Stade du Hameau
Referee: Craig Maxwell-Keys (England)
Assistant referees: Hamish Smales (England), Simon Harding (England)
Zebre vs Bristol Bears
@ Stadio Sergio Lanfranchi
Referee: Ludovic Cayre (France)
Assistant referees: Tual Trainini (France), Nicolas Datas (France)
Worcester Warriors vs Ospreys
@ Sixways Stadium
Referee: Pierre Brousset (France)
Assistant referees: Adrien Descottes (France), Flavien Hourquet (France)
Clermont vs Timisoara Saracens
@ Stade Marcel Michelin
Referee: Ben Blain (Scotland)
Assistant referees: Sam Grove-White (Scotland), Duncan McClement (Scotland)
Sale Sharks vs Connacht
@ AJ Bell Stadium
Referee: Ben Whitehouse (Wales)
Assistant referees: Gwyn Morris (Wales), Aled Evans (Wales)
Bordeaux-Bègles vs Perpignan
@ Stade Chaban-Delmas
Referee: Tom Foley (England)
Assistant referees: Tim Wigglesworth (England), John Meredith (England)
Grenoble vs Harlequins
@ Stade des Alpes
Referee: Sean Gallagher (Ireland)
Assistant referees: Frank Murphy (Ireland), John Carvill (Ireland)
Mitre 10 Cup Premiership semi-finals
Tasman v Canterbury
@ Trafalgar Park
Referee: TBC
Auckland v Wellington
@ Eden Park
Referee: TBC
Currie Cup semi-finals
Sharks v Golden Lions
@ Kings Park
Referee: Marius van der Westhuizen
Assistant referees: AJ Jacobs, Jaco Pretorius
Television match official: Christie du Preez
Western Province vs Blue Bulls
@ Newlands
Referee: Egon Seconds
Assistant referees: Rasta Rasivhenge, Paul Mente
Television match official: Willie Vos