Due to the coronavirus pandemic, the conclusion to rugby's top European competitions will no longer take place in May.
A five-week break has been implemented in the Premiership, with the Champions Cup and Challenge Cup quarter-finals pushed back.
There were reports Saracens faced expulsion from the European Champions Cup, but the holders have been hit with a fine.
Saracens will discover in London on Friday whether they will face any action for picking Titi Lamositele against Racing 92.
Championship-bound Saracens will be without Will Skelton until the end of next month following his dismissal last weekend.
Saracens have confirmed Billy Vunipola suffered a broken arm against Racing 92, seemingly ruling him out of England's Six Nations campaign.
England are likely to be without Billy Vunipola for the Six Nations after he injured his arm in Saracens' win over Racing 92.
At the end of another week of crisis, Saracens had rare cause for cheer as they reached the quarter-finals of the European Champions Cup.
Northampton Saints and Glasgow Warriors did all they could to stay in the European Champions Cup, while Ulster are definitely through.
A thrashing of Lyon ensured Leinster made it five wins from five in the European Champions Cup, while Racing 92 reached the last eight.