Match officials to March 12
New Zealand's Chris Pollock will officiate in his first Six Nations Test when Ireland host Scotland in Dublin on Saturday.
New Zealand's Chris Pollock will officiate in his first Six Nations Test when Ireland host Scotland in Dublin on Saturday.
Elsewhere, Allain Rolland will take charge of the Test between France and England in Paris and in the southern hemisphere there's another exciting week of Super Rugby action lined up.
The LV=Cup semi-finals also take place while there's a full round of Top 14 matches as well as a solitary PRO12 clash between Aironi and Munster.
Six-Nations
Wales vs Italy at Millennium Stadium
Referee: George Clancy (Ireland)
Assistant referees: Peter Fitzgibbon (Ireland), Peter Allan (Scotland)
Television match official: Graham Hughes (England)
Ireland vs Scotland at Aviva Stadium
Referee: Chris Pollock (New Zealand)
Assistant referees: Romain Poite, Greg Garner (England)
Television match official: Giulio De Santis (Italy)
France vs England at Stade de France
Referee: Alain Rolland (Ireland)
Assistant referees: Nigel Owens (Wales), John Lacey (Ireland)
Television match official: Jim Yuille (Scotland)
Super Rugby, Round Three
Crusaders vs Chiefs in Napier
Referee: Garratt Williamson (New Zealand)
Assistant referees: Mike Fraser (New Zealand), Nick Briant (New Zealand)
Television match official: Richard Kelly (New Zealand)
Force vs Hurricanes in Perth
Referee: Jaco Peyper (South Africa)
Assistant referees: Andrew Lees (Australia), Simon Moore (Australia)
Television match official: Matt Goddard (Australia)
Brumbies vs Cheetahs in Canberra
Referee: Keith Brown (New Zealand)
Assistant referees: Angus Gardner (Australia), Julian Pritchard (Australia)
Television match official: George Ayoub (Australia)
Highlanders vs Waratahs in Dunedin
Referee: Bryce Lawrence (New Zealand)
Assistant referees: Vinny Munro (New Zealand), Garratt Williamson (New Zealand)
Television match official: Kane McBride (New Zealand)
Reds vs Rebels in Brisbane
Referee: Ian Smith (Australia)
Assistant referees: Damien Mitchelmore (Australia), Rohan Hoffman (Australia)
Television match official: Steve Lesczcynski (Australia)
Sharks vs Lions in Durban
Referee: Mark Lawrence (South Africa)
Assistant referees: Quinton Immelman (South Africa), Marc van Zyl (South Africa)
Television match official: Johann Meuwesen (South Africa)
Bulls vs Blues in Pretoria
Referee: Steve Walsh (Australia)
Assistant referees: Pro Legoete (South Africa), Phillip Bosch (South Africa)
Television match official: Gerrie Coetzee (South Africa)
Pro 12
Aironi vs Munster
Referee: David Wilkinson (Ireland)
Assistant referees: Filippo Bertelli (Italy), Stefano Traversi (Italy)
LV= Cup semifinals
Bath vs Leicester Tigers at The Rec
Referee: David Pearson
Assistant referees: Peter Huckle, Stuart Terheege
Television match official: Geoff Warren
Northampton Saints vs Scarlets at Franklins Gardens
Referee: Jérôme Garces (France)
Assistant referees: Robin Goodliffe, Andrew Watson
Television match official: Trevor Fisher
Top 14, Round 20
Racing Métro vs Bordeaux
Referee: Sébastien Cloute
Assistant referees: Vincent Blasco, Christophe Clavere
Television match official: Bernard Dal Maso
Toulouse vs Castres at Stade Ernest Wallon
Referee: Laurent Cardona
Assistant referees: Alexandre Ruiz, Sébastien Hebert
Television match official: Bruno Bessot
Montpellier vs Bayonne at Stade Yves Du Manoir (Montpellier)
Referee: Salem Attalah
Assistant referees: Flavien Hourquet, Christophe Malterre
Television match official: Denis Gillet
Stade Français vs Lyon at Stade Charlety (Paris)
Referee: Christophe Berdos
Assistant referees: Akim Hadj Bachir, Dominique Parrini
Television match official: Eric Gonthier
Agen vs Clermont at Stade Armandie
Referee: Pascal Gauzere
Assistant referees: Nicolas Datas, Didier Dussaut
Television match official: Gérard Borreani
Biarritz vs Brive at Parc Des Sports D'Aguilera
Referee: Cédric Marchat
Assistant referees: Christophe Dutreuilh, Jean-Michel Schutz
Television match official: Jean-Pierre Pellaprat
Perpignan vs Toulon at Stade Aimé Giral
Referee: Patrick Pechambert
Assistant referees: Stéphane Boyer, Pierre Gorbenko
Television match official: Eric Gauzins