The first semifinal of 2019-20 UEFA Champions League between RB Leipzig and Paris Saint-Germain, to be played in single tie, will be officiated by Björn Kuipers.
RB Leipzig (GER) - Paris Saint-Germain FC (FRA)
Referee: Björn Kuipers (NED)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Fourth Official: Artur Manuel Ribeiro Soares Dias (POR)
Video Assistant Referee: Pol van Boekel (NED)
Assistant Video Assistant Referee: Dennis Higler (NED)
UEFA Referee Observer: Vladimir Šajn (SVN)
UEFA Delegate: Kris Bellon (BEL)
Fourth Official: Artur Manuel Ribeiro Soares Dias (POR)
Video Assistant Referee: Pol van Boekel (NED)
Assistant Video Assistant Referee: Dennis Higler (NED)
UEFA Referee Observer: Vladimir Šajn (SVN)
UEFA Delegate: Kris Bellon (BEL)
