Portuguese referee Tiago Martins will oversee Leicester vs. Napoli at the King Power Stadium with Slovenian match official Matej Jug in charge of Galatasaray vs. Lazio.
The first round of the Europa League group stage takes place on Thursday and there are two Italian teams involved.
Lazio play at 17.45 UK time and Napoli are on the pitch at 20.00, as UEFA has now announced the referees for the two European ties.
Luciano Spalletti’s Napoli prepare for a trip to England to play Brendan Rodgers’ Leicester City at the King Power Stadium, while Lazio have a trip to Turkey scheduled, with a first game against Galatasaray.
Europa League referees
Galatasaray vs. Lazio (17.45 UK time)
Ref: Jug (SVN)
Assistants: Zunic and Vidali (SVN)
Fourth official: Smajc (SVN)
VAR: Vincic (SVN) AVAR: Obrenovic (SVN)
Leicester vs. Napoli (20.00)
Ref: Martins (POR)
Assistants: Campos and Alves Jesus (POR)
Fourth official: Ferreira (POR)
VAR: Hernandez (ESP) AVAR: Cuadra Fernandez (ESP)