ERC will webcast the semi-final draw live at 13:00 (GMT) to listen in, simply click this link to go to the MatchdayLive platform.
The draw will be made by Irish Minister for Arts, Sport and Tourism, John O'Donoghue T.D. with ERC chairman Jean-Pierre Lux.
The draw will take place at The Department of Foreign Affairs in Dublin.
Only eight sides remain in the toughest European competition yet, with sides from five countries still represented.
Will this be the year that Munster or the Scarlets fulfil their European ambition, or could Toulouse become the first side to win the Heineken Cup on three occasions?
Click here to have your say on the message board.