Paris - Munster will host Toulouse in the opening Heineken Cup quarter-final on 5 April, organisers European Cup Rugby have said on Monday.
Three of the four quarter-finals will be played on the Saturday with Toulon hosting Leinster in the final last eight encounter a day later.
The Challenge Cup schedule was also announced, beginning with an all-English tie on Thursday, April 3 between Sale and Northampton.
European Cup quarter-final schedule (all times CAT):
Saturday, 5 April:
Munster (IRL) v Toulouse (FRA) (15:30), at Thomond Park
Clermont (FRA) v Leicester (ENG) (18:00), at Marcel-Michelin
Ulster (IRL) v Saracens (ENG) (20:30), at Ravenhill
Sunday 6 April:
Toulon (FRA) v Leinster (IRL) (18:30), at Felix-Mayol
Challenge Cup quarter-final schedule:
Thursday, 3 April:
Sale (ENG) v Northampton (ENG) (22:00)
Friday, 4 April:
Stade Franais (FRA) v Harlequins (ENG) (22:00)
Sunday, 6 April:
Bath (ENG) v Brive (FRA) (16:00)
Wasps (ENG) v Gloucester (ENG) (21:00)