London Welsh have been fined 10,000 euros for fielding ineligible scrum-half Tyson Keats in the Amlin Challenge Cup.
Sale Sharks will open their Amlin Challenge Cup campaign at home to 2012 winners Biarritz on 10 October.
Richard Cockerill believes players will remain loyal to their clubs over England as the dispute over Europe rumbles on.
Cardiff will host the Heineken Cup and Amlin Challenge Cup finals this season.
England, Scotland and Wales are all vying to host the 2014 European Club Rugby finals next May.
The WRU are bidding for Cardiff to stage next season's Heineken Cup and Amlin Challenge Cup finals.
Sale and Worcester have been drawn in the same pool for next season's Amlin Challenge Cup.
Leinster cruised to a 34-13 victory over Stade Francais in the Amlin Challenge Cup final.
Coach Joe Schmidt is determined to finish his Leinster career with a league and Amlin Challenge Cup double.
Jonny Wilkinson is among five nominees shortlisted for the ERC European Player of the Year 2013.
Isaac Boss insists Leinster will not underestimate Stade Francais in the Amlin Challenge Cup final at the RDS.
Sergio Parisse has urged Stade Francais to make history against Leinster in the Amlin Challenge Cup final in Dublin.
Leinster will be without the influential Brian O'Driscoll in Friday's Amlin Challenge Cup final against Stade Francais.
Ireland centre Gordon D'Arcy has been ruled out of Leinster's Amlin Challenge Cup final against Stade Francais.
The dramatic climax to the European season takes centre stage on Thursday night's Rugby Club.
Warren Gatland is hopeful that Brian O'Driscoll's latest injury is nothing to worry about ahead of the Lions tour.
Biarritz hooker Benoit August and Perpignan lock Dan Leo have been cited for alleged stamping offences.
Jamie Heaslip ran in two tries as Leinster thrashed holders Biarritz 44-16 to reach the Amlin Challenge Cup final.
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Leinster coach Joe Schmidt praised his team for turning in one of their best displays of the season against Biarritz.