It's back to respective domestic matters this week following EDF Energy finalists Leicester and the Ospreys emphatically booking their place at Twickenham.
However, due to Easter holidaying, there are several refereeing tba's that will be plugged as soon as announced.
European Nations Cup
Division 1
Czech Republic vs Romania
Referee: tba
Magners League
Connacht vs Munster
Referee: Simon McDowell (Ireland)
Touch judges: Colin Stanley (Ireland), Eanna O'Dowd (Ireland)
Television match official: Michael Black (Ireland)
Assessor: Brian Stirling (Ireland)
Edinburgh vs Cardiff Blues
Referee: Alain Rolland (Ireland)
Touch judges: tba (Scotland)
Dragons vs Glasgow
Referee: Alan Lewis (Ireland)
Touch judges: David Bodilly (Wales), David Williams (Wales)
Television match official: Gareth Simmonds (Wales)
Ospreys vs Ulster
Referee: tba (Scotland)
Touch judges: James Jones (Wales), Huw David (Wales)
Television match official: Hugh Watkins (Wales)
Llanelli Scarlets vs Leinster
Referee: Peter Fitzgibbon (Ireland)
Touch judges: Hugh Watkins (Wales), Simon Harris (Wales)
Television match official: Tony Rowlands (Wales)
Super 14
Hurricanes vs Crusaders in Wellington
Referee: Steve Walsh (New Zealand)
Touch judges: Keith Brown (New Zealand), Josh Noonan (New Zealand)
Television match official: Kane McBride (New Zealand)
Assessor: Kim Eichmann (New Zealand)
Waratahs vs Cheetahs in Sydney
Referee: Kelvin Deaker (New Zealand)
Touch judges: Brent Murray (New Zealand), Damian Mitchelmore (Australia)
Television match official: George Ayoub (Australia)
Assessor: Wayne Erickson (Australia)
Western Force vs Stormers in Perth
Referee: Lyndon Bray (New Zealand)
Touch judges: Vinny Munro (New Zealand), Geoff Acton (Australia)
Television match official: Steve Leszczynski (Australia)
Assessor: Brendan McCormick (Australia)
Chiefs vs Highlanders in Hamilton
Referee: Stuart Dickinson (Australia)
Touch judges: Jonathon White (New Zealand), Keith Brown (New Zealand)
Television match official: Glenn Newman (New Zealand)
Assessor: Alan Riley (New Zealand)
Blues vs Bulls in Auckland
Referee: James Leckie (Australia)
Touch judges: Brett Bowden (Australia), Josh Noonan (New Zealand)
Television match official: Ben Skeen (New Zealand)
Assessor: Stuart Beissel (New Zealand)
Sharks vs Reds in Durban
Referee: Chris Pollock (New Zealand)
Touch judges: Bryce Lawrence (New Zealand), Jonathan Kaplan (South Africa)
Television match official: Shaun Veldsman (South Africa)
Assessor: Dennis Immelman (South Africa)
Guinness Premiership
Sale Sharks vs Bath Rugby at Edgeley Park
Referee: Andrew Small
Touch judges: Robin Goodliffe, Don Helme
Assessor: Brian Leigh
Television match official: Andrew Turner
Harlequins vs Newcastle Falcons at The Stoop
Referee: Martin Fox
Touch judges: David Kurk, Paul Dickens
Coach: Clive Leeke
Television match official: Bob Ockenden
Leicester Tigers vs London Wasps at Welford Road
Referee: Chris White
Touch judges: Peter Huckle, Steve Terheege
Television match official: Brian Abrahams, Graham Hughes
London Irish vs Bristol at Madejski Stadium
Referee: Dave Pearson
Touch judges: Andy Watson, Paul Emerson
Television match official: John Burtenshaw
Saracens vs Leeds Carnegie at Vicarage Road
Referee: Rob Debney
Touch judges: Andrew Pearce, Roger Baileff
Television match official: Brian Abrahams
Worcester vs Gloucester at Sixways
Referee: Sean Davey
Touch judges: Paul Dix, Martin Buck
Assessor: Nigel Yates
Television match official: Matt Peters
France
Top 14 - all tba
Toulouse vs Biarritz
Castres vs Montpellier
Bayonne vs Paris
Clermont vs Albi
Auch vs Dax
Bourgoin vs Perpignan
Brive vs Montauban