The UEFA Europa League semi-final draw will be conducted in Nyon on Friday, April 13.
The event will be streamed live on UEFA.com from 12:00CET, before the UEFA Champions League equivalent is conducted at 13:00CET.
Arsenal, Salzburg, Marseille and Atletico Madrid are the four clubs left in the competition.
The first legs will take place on Thursday, April 26 and the second legs a week later on May 3.
Teams from the same association can be drawn against each other.
The final will take place at the Parc Olympique Lyonnais in Decines-Charpieu, France on Wednesday, May 16.