ERC, the tournament organisers, today (Wednesday, 28 April) announced the date, kick-off times and two possible venues - Marseille or Gloucester - for the decider.
As the ERC board wishes to stage the final in France for the first time since 2000, if RC Toulon win their semi-final, the match will be played at the Stade Velodrome, Marseille, on Sunday, 23 May, (15.00 local time).
However, should RC Toulon lose, the final will be played at Kingsholm, Gloucester, on Sunday, 23 May, (14.00 local time).
AMLIN CHALLENGE CUP 2010 SEMI-FINALS (Kick-offs local time)
FRIDAY 30 APRIL
19.45 CONNACHT RUGBY v TOULON - SPORTSGROUND
Referee: Wayne Barnes (England)
Assistant referees: Peter Allan (Scotland), Robin Goodliffe (England)
TMO: Geoff Warren (England)
TV: Sky Sports / FR4
SATURDAY 1 MAY
18.00 LONDON WASPS v CARDIFF BLUES - ADAMS PARK
Referee: Romain Poite (France)
Assistant referees: Christophe Berdos, Jerome Garces (France)
TMO: Daniel Gillet (France)
TV: Sky Sports / Eurosport France