SKN St. Pölten – PSV Eindhoven
Referee: Artur Soares Dias (POR, photo)
Assistant Referee 1: Rui Tavares (POR)
Assistant Referee 2: Bruno Campos (POR)
Fourth Official: Paulo Batista (POR)
Referee Observer: Nikolai Levnikov (RUS)
Ermis Aradippou – Young Boys
Referee: Kevin Clancy (SCO)
Assistant Referee 1: Alan Mulvanny (SCO
Assistant Referee 2: Douglas Ross (SCO)
Fourth Official: Andrew Dallas (SCO)
Referee Observer: Robert Sedlacek (AUT)
Chernomorets Odessa – RNK Split
Referee: Jesús Gil Manzano (ESP)
Assistant Referee 1: Ángel Nevado Rodríguez (ESP)
Assistant Referee 2: Miguel Martínez Munuera (ESP)
Fourth Official: Pedro Jesús Pérez Montero (ESP)
Referee Observer: Jozef Marko (SVK)
FC Krasnodar – Diósgyőri VTK
Referee: Christian Dingert (GER)
Assistant Referee 1: Mike Pickel (GER)
Assistant Referee 2: Dominik Schaal (GER)
Fourth Official: Robert Hartmann (GER)
Referee Observer: Aleh Chykun (BLR)
Molde FK – Zorya Luhansk
Referee: Steven McLean (SCO)
Assistant Referee 1: William Conquer (SCO)
Assistant Referee 2: Gavin Harris (SCO)
Fourth Official: Donald Robertson (SCO)
Referee Observer: Matteo Trefoloni (ITA)
Slovan Liberec – FC Astra
Referee: Artyom Kuchin (KAZ)
Assistant Referee 1: Yevgeniy Belskiy (KAZ)
Assistant Referee 2: Anatoliy Khodin (KAZ)
Fourth Official: Anatoliy Vishnichenko (KAZ)
Referee Observer: Georgios Bikas (GRE)
Esbjerg – Ruch Chorzów
Referee: Kristo Tohver (EST)
Assistant Referee 1: Hannes Reinvald (EST)
Assistant Referee 2: Silver Koiv (EST)
Fourth Official: Juri Fischer (EST)
Referee Observer: Volodymyr Petrov (UKR)
Hapoel Kiryat Shmona – Dinamo Moskva
Referee: Richard Liesveld (NED)
Assistant Referee 1: Hessel Steegstra (NED)
Assistant Referee 2: Mario Diks (NED)
Fourth Official: Jochem Kamphuis (NED)
Referee Observer: Rusmir Mrkovic (BIH)
AIK – FC Astana
Referee: Michael Koukoulakis (GRE)
Assistant Referee 1: Michael Karsiotis (GRE)
Assistant Referee 2: Christos Baltas (GRE)
Fourth Official: Stavros Tritsonis (GRE)
Referee Observer: Neale Barry (ENG)
Shakhtyor Soligorsk – Zulte Waregem
Referee: Leontios Trattou (CYP)
Assistant Referee 1: Michael Soteriou (CYP)
Assistant Referee 2: Athinodoros Ioannou (CYP)
Fourth Official: Kostas Psevdiotis (CYP)
Referee Observer: Kostadin Gerginov (BUL)
Lech Poznań – Stjarnan
Referee: Pavle Radovanović (MNE)
Assistant Referee 1: Dejan Šaković (MNE)
Assistant Referee 2: Vladan Todorović (MNE)
Fourth Official: Željko Radunović (MNE)
Referee Observer: Costas Kapitanis (CYP)
Chikhura Sachkhere – Neftçi PFK
Referee: Tamás Bognar (HUN)
Assistant Referee 1: György Ring (HUN)
Assistant Referee 2: Peter Berettyán (HUN)
Fourth Official: Adam Farkas HUN)
Referee Observer: Zbigniew Przesmycki (POL)
Rosenborg BK – Kardemir Karabükspor
Referee: István Kovács (ROU)
Assistant Referee 1: Miklós Nagy (ROU)
Assistant Referee 2: Vasile Marinescu (ROU)
Fourth Official: Adrian Comanescu (ROU)
Referee Observer: Miroslav Radoman (SRB)
CFR Cluj – Dinamo Minsk
Referee: Antony Gautier (FRA)
Assistant Referee 1: Michael Annonier (FRA)
Assistant Referee 2: Philippe Jeanne (FRA)
Fourth Official: Wilfried Bien (FRA)
Referee Observer: Rodger Gifford (WAL)
Hajduk Split – Shakhter Karagandy
Referee: Tony Chapron (FRA)
Assistant Referee 1: Cyril Lompre (FRA)
Assistant Referee 2: Alexandre Viala (FRA)
Fourth Official: Alexandre Castro (FRA)
Referee Observer: John Skjervold (NOR)
Spartak Trnava – Saint Johnstone
Referee: Javier Estrada Fernández (ESP)
Assistant Referee 1: José Fernández Miranda (ESP)
Assistant Referee 2: Francisco Martín García (ESP)
Fourth Official: Eduardo Prieto Iglesias (ESP)
Referee Observer: Horst Brummeier (AUT)
Atromitos FC – FK Sarajevo
Referee: Arnold Hunter (NIR)
Assistant Referee 1: Richard Storey (NIR)
Assistant Referee 2: Gareth Eakin (NIR)
Fourth Official: Raymond Crangle (NIR)
Referee Observer: Alfredo Trentalange (ITA)
Brøndby IF – Club Brugge
Referee: Alon Yefet (ISR)
Assistant Referee 1: Shabtai Nahmias (ISR)
Assistant Referee 2: Nissan Davidy (ISR)
Fourth Official: Liran Wachsberger (ISR)
Referee Observer: Marinus Koopman (NED)
Viktoria Plzeň – Petrolul Ploiești
Referee: Benoît Millot (FRA)
Assistant Referee 1: Stephan Luzi (FRA)
Assistant Referee 2: Hicham Zakrani (FRA)
Fourth Official: Sébastien Moreira (FRA)
Referee Observer: Marian Ruzbarsky (SVK)
Asteras Tripolis – FSV Mainz
Referee: Serge Gumienny (BEL)
Assistant Referee 1: Frank Bleyen (BEL)
Assistant Referee 2: Kristof Meers (BEL)
Fourth Official: Wim Smet (BEL)
Referee Observer: John Ferry (NIR)
Torino FC – IF Brommapojkarna
Referee: Pawel Raczkowski (POL)
Assistant Referee 1: Tomasz Listkiewicz (POL)
Assistant Referee 2: Michal Obukowicz (POL)
Fourth Official: Szymon Marciniak (POL)
Referee Observer: Eugen Strigel (GER)
Olympique Lyonnais – Mladá Boleslav
Referee: Stephan Klossner (SUI)
Assistant Referee 1: Johannes Vogel (SUI)
Assistant Referee 2: Vital Jobin (SUI)
Fourth Official: Alain Bieri (SUI)
Referee Observer: Siegfried Kirschen (GER)
Hull City – AS Trenčín
Referee: Bas Nijhuis (NED)
Assistant Referee 1: Rob Van de Ven (NED)
Assistant Referee 2: Charles Schaap (NED)
Fourth Official: Jeroen Sanders (NED)
Referee Observer: Donald McVicar (SCO)
FH – Elfsborg
Referee: Robert Schörgenhofer (AUT)
Assistant Referee 1: Mathias Winsauer (AUT)
Assistant Referee 2: Roland Brandner (AUT)
Fourth Official: Dominik Ouschan (AUT)
Referee Observer: Rene Temmink (NED)
Metalurg Skopje – AC Omonia
Referee: Padraigh Sutton (IRL)
Assistant Referee 1: Damien MacGraith (IRL)
Assistant Referee 2: Dermot Broughton (IRL)
Fourth Official: Paul McLaughlin (IRL)
Referee Observer: Rune Pedersen (NOR)
Aberdeen FC – Real Sociedad
Referee: Eitan Shmuelevitz (ISR)
Assistant Referee 1: Amihay Mozes (ISR
Assistant Referee 2: Dvir Shimon (ISR)
Fourth Official: Menashe Masiah (ISR)
Referee Observer: Paul Allaerts (BEL)
Rio Ave – IFK Göteborg
Referee: Paolo Valeri (ITA)
Assistant Referee 1: Alessandro Giallatini (ITA)
Assistant Referee 2: Salvatore Longo (ITA)
Fourth Official: Piero Giacomelli (ITA)
Referee Observer: Christos Skapoullis (CYP)
Zimbru Chișinău – SV Grödig
Referee: Antti Munukka (FIN)
Assistant Referee 1: Matti Heininen (FIN)
Assistant Referee 2: Jukka Honkanen (FIN)
Fourth Official: Dennis Antamo (FIN)
Referee Observer: Alexandru Deaconu (ROU)
HNK Rijeka – Víkingur
Referee: Vitaly Meshkov (RUS)
Assistant Referee 1: Tikhon Kalugin (RUS)
Assistant Referee 2: Vyacheslav Semenov (RUS)
Fourth Official: Aleksandr Egorov (RUS)
Referee Observer: Muharrem Askoy (TUR)