According to official sources, Slovenian referee Slavko Vinčić will officiate the Champions League match between Chelsea and Barcelona.
The refereeing arrangements for this match are as follows:
Referee
Slavko Vinčić SVN
Assistant referees
Tomaž Klančnik SVN
Andraž Kovačič SVN
Fourth official
David Šmajc SVN
Video Assistant Referee
Christian Dingert GER
Assistant Video Assistant Referee
Benjamin Brand GER