Zimbru Chisinau – Fenerbahce SK
Valmiera FC – SP Tre Penne
Referee: Tomaš Klima (CZE)
Assistant Referee 1: Jakub Hrabovsky (CZE)
Assistant Referee 2: Jaroslav Kubr (CZE)
Fourth Official: Ladislav Szikszay (CZE)
Referee Observer: Michael Johansen (DEN)
Swift Hesper – The New Saints
Referee: Ishmael Barbara (MLT)
Assistant Referee 1: Roberto Vella (MLT)
Assistant Referee 2: Duncan Spencer (MLT)
Fourth Official: Darryl Agius (MLT)
Referee Observer: Bariş Şimşek (TUR)
Balzan FC – Nioman Hrodna
Referee: Ioannis Papadopoulos (GRE)
Assistant Referee 1: Vasilios Nikolakakis (GRE)
Assistant Referee 2: Konstantinos Nikolaidis (GRE)
Fourth Official: Evangelos Manouchos (GRE)
Referee Observer: Andreas Schluchter (SUI)
FK Partizani – AC d’Escaldes
Referee: Zaven Hovhannisyan (ARM)
Assistant Referee 1: Atom Sevgulyan (ARM)
Assistant Referee 2: Vanik Simonyan (ARM)
Fourth Official: Artem Gasparyan (ARM)
Referee Observer: Michail Argyrou (CYP)
Budućnost Podgorica – Struga Trim Lum
Referee: David Munro (SCO)
Assistant Referee 1: David Roome (SCO)
Assistant Referee 2: Jonathan Bell (SCO)
Fourth Official: Grant Irvine (SCO)
Referee Observer: Karel Vidlak (CZE)
AEK Larnaka – Tarpieda Zodzina
Referee: Marian Barbu (ROU)
Assistant Referee 1: Mihai Marica (ROU)
Assistant Referee 2: Imre Bucsi (ROU)
Fourth Official: Sebastian Colțescu (ROU)
Referee Observer: Ognjen Valjić (BIH)
F91 Diddeleng – Gzira United
Referee: Yigal Frid (ISR)
Assistant Referee 1: David Biton (ISR)
Assistant Referee 2: Matityahu Yakobov (ISR)
Fourth Official: Idan Leiba (ISR)
Referee Observer: Ruud Bossen (NED)
Tobyl FK – FC Basel
Referee: Miloš Milanović (SRB)
Assistant Referee 1: Milan Šutulović (SRB)
Assistant Referee 2: Nikola Antić (SRB)
Fourth Official: Jovan Šegrt (SRB)
Referee Observer: Edgar Steinborn (GER)
Santa Coloma – Sutjeska Nikšić
Referee: Kristoffer Karlsson (SWE)
Assistant Referee 1: Mikael Hallin (SWE)
Assistant Referee 2: Daniel Ekman (SWE)
Fourth Official: Victor Wolf (SWE)
Referee Observer: Ante Vučemilović-Šimunović (CRO)
Pyunik FA – Kalmar FF
Referee: Igor Stojčevski (MKD)
Assistant Referee 1: Kuštrim Lika (MKD)
Assistant Referee 2: Sladjan Markoski (MKD)
Fourth Official: Aleksandar Grujoski (MKD)
Referee Observer: Peter Sippel (GER)
Spartak Trnava – FK Auda
Referee: Luca Cibelli (SUI)
Assistant Referee 1: Matthias Sbrissa (SUI)
Assistant Referee 2: Bastien Lengacher (SUI)
Fourth Official: Stefan Horisberger (SUI)
Referee Observer: Leslie Irvine (NIR)
Dinamo Tbilisi – Hamrun Spartans
Referee: Viktar Šymusik (BLR)
Assistant Referee 1: Siarhiej Kasaviec (BLR)
Assistant Referee 2: Siarhiej Firynovič (BLR)
Fourth Official: Dzmitryj Dzmitryjeu (BLR)
Referee Observer: Pavle Radovanović (MNE)
FA Urartu – Farul Constanța
Referee: Thomas Owen (WAL)
Assistant Referee 1: Lewiss Edwards (WAL)
Assistant Referee 2: Jordan Christopher (WAL)
Fourth Official: Alex McInch (WAL)
Referee Observer: Georgios Bikas (GRE)
FK Panevezys – Hapoel Beer Sheva
Referee: Jan Petřík (CZE)
Assistant Referee 1: Ivo Nadvornik (CZE)
Assistant Referee 2: Marek Podany (CZE)
Fourth Official: Dalibor Černy (CZE)
Referee Observer: Sabri Çelik (TUR)
Sabah – RFS
Referee: Fedayi San (SUI)
Assistant Referee 1: Jonas Erni (SUI)
Assistant Referee 2: Jan Köbeli (SUI)
Fourth Official: Sandro Schärer (SUI)
Referee Observer: Ladislav Gadoši (SVK)
Zalgiris Kaunas – Lech Poznan
Referee: Mads-Kristoffer Kristoffersen (DEN)
Assistant Referee 1: Ole Kronlykke (DEN)
Assistant Referee 2: Daniel Norgaard (DEN)
Fourth Official: Lasse Graagaard (DEN)
Referee Observer: Gevorg Hovhannisyan (ARM)
Aqtobe FK – Torpedo Kutaisi
Referee: Trustin Farrugia Cann (MLT)
Assistant Referee 1: Luke Portelli (MLT)
Assistant Referee 2: Duncan Sultana (MLT)
Fourth Official: Malcolm Spiteri (MLT)
Referee Observer: Ferenc Szekely (HUN)
KuPS Kuopio – Derry City
Referee: Dario Bel (CRO)
Assistant Referee 1: Goran Pataki (CRO)
Assistant Referee 2: Kruno Šarić (CRO)
Fourth Official: Goran Pečarić (CRO)
Referee Observer: Martin Ingvarsson (SWE)
Pogon Szczecin – Linfield FC
Referee: Abdulkadir Bitigen (TUR)
Assistant Referee 1: İbrahim Uyarcan (TUR)
Assistant Referee 2: Mustafa Savranlar (TUR)
Fourth Official: Bahattin Şimşek (TUR)
Referee Observer: Domagoj Vučkov (CRO)
Zalaegerszegi TE – NK Osijek
Referee: Gal Leibovitz (ISR)
Assistant Referee 1: Rostislav Talis (ISR)
Assistant Referee 2: Yossi Babayoff (ISR)
Fourth Official: Shalom Avraham (ISR)
Referee Observer: Stefan Messner (AUT)
Dila Gori – Vorskla Poltava
Referee: Simone Sozza (ITA)
Assistant Referee 1: Davide Imperiale (ITA)
Assistant Referee 2: Gamal Mokhtar (ITA)
Fourth Official: Andrea Colombo (ITA)
Referee Observer: Michael Riley (ENG)
Neftci PFK – FK Zeljeznicar
Referee: Balazs Berke (HUN)
Assistant Referee 1: Balazs Buzas (HUN)
Assistant Referee 2: Balazs Szert (HUN)
Fourth Official: Bence Csonka (HUN)
Referee Observer: Marian Ružbarsky (SVK)
Rosenborg BK – Crusaders FC
Referee: Adam Farkas (HUN)
Assistant Referee 1: Vencel Toth (HUN)
Assistant Referee 2: Gergő Vígh-Tarsonyi (HUN)
Fourth Official: Marton Rusz (HUN)
Referee Observer: Haim Yaakov (ISR)
Sepsi Sf. Gheorghe – CSKA Sofia
Referee: Eldorjan Hamiti (ALB)
Assistant Referee 1: Denis Rexha (ALB)
Assistant Referee 2: Erind Burgu (ALB)
Fourth Official: Erjon Bastari (ALB)
Referee Observer: Pascal Garibian (FRA)
Petrocub Hîncesti – Maccabi Tel Aviv
Referee: Peter Kjaersgaard (DEN)
Assistant Referee 1: Victor Skytte (DEN)
Assistant Referee 2: Jesper Dahl (DEN)
Fourth Official: Jacob Karlsen (DEN)
Referee Observer: Gylfi Orrason (ISL)
Riga FC – Kecskemeti TE
Referee: Iwan Griffith (WAL)
Assistant Referee 1: Johnathon Bryant (WAL)
Assistant Referee 2: Ian Bird (WAL)
Fourth Official: John Jones (WAL)
Referee Observer: Rusmir Mrković (BIH)
Omonia Nicosia – Qabala IK
Referee: Adam Ladebäck (SWE)
Assistant Referee 1: Marcus Klitte (SWE)
Assistant Referee 2: Daniel Yng (SWE)
Fourth Official: Joakim Östling (SWE)
Referee Observer: Volodymyr Petrov (UKR)
PFK Levski – FC Shkupi
Referee: Lionel Tschudi (SUI)
Assistant Referee 1: Bekim Zogaj (SUI)
Assistant Referee 2: Guillaume Maire (SUI)
Fourth Official: Lukas Fähndrich (SUI)
Referee Observer: Milorad Mažić (SRB)
Bohemians Praha – Bodo Glimt
Referee: Marcel Bîrsan (ROU)
Assistant Referee 1: Radu Ghinguleac (ROU)
Assistant Referee 2: Ferencz Tunyogi (ROU)
Fourth Official: Iulian Dima (ROU)
Referee Observer: Cüneyt Çakir (TUR)
Progres Niederkorn – FC Midtjylland
Referee: Ferenc Karako (HUN)
Assistant Referee 1: Istvan Albert (HUN)
Assistant Referee 2: Norbert Bornemissza (HUN)
Fourth Official: Mihaly Kapraly (HUN)
Referee Observer: Georgi Yordanov (BUL)
Beitar Jerusalem – PAOK
Referee: Benoît Millot (FRA)
Assistant Referee 1: Hicham Zakrani (FRA)
Assistant Referee 2: Julien Aube (FRA)
Fourth Official: Jeremy Stinat (FRA)
Referee Observer: Hannes Kaasik (EST)
Adana Demirspor – CFR Cluj
Referee: Nathan Verboomen (BEL)
Assistant Referee 1: Mathias Hillaert (BEL)
Assistant Referee 2: Ruben Wyns (BEL)
Fourth Official: Wesli De Cremer (BEL)
Referee Observer: Calum Murray (SCO)
KF Tirana – Beşiktaş JK
Referee: Stuart Attwell (ENG)
Assistant Referee 1: Constantine Hatzidakis (ENG)
Assistant Referee 2: Neil Davies (ENG)
Fourth Official: John Brooks (ENG)
Referee Observer: Markus Strömbergsson (SWE)
FK Vojvodina – Apoel
Referee: Vitalijs Spasjonnikovs (LVA)
Assistant Referee 1: Raimonds Tatriks (LVA)
Assistant Referee 2: Artūrs Šakurovs (LVA)
Fourth Official: Aleksandrs Anufrijevs (LVA)
Referee Observer: Alain Sars (FRA)
Hammarby – Twente
Referee: Manfredas Lukjančukas (LTU)
Assistant Referee 1: Mangirdas Mirauskas (LTU)
Assistant Referee 2: Vytenis Kazlauskas (LTU)
Fourth Official: Vilius Paulauskas (LTU)
Referee Observer: Herbert Fandel (GER)
Aarhus GF – Club Brugge
Referee: Atilla Karaoglan (TUR)
Assistant Referee 1: Ceyhun Sesigüzel (TUR)
Assistant Referee 2: Cevdet Kömürcüoğlu (TUR)
Fourth Official: Cagdaş Altay (TUR)
Referee Observer: Cyril Zimmermann (SUI)
FC Drita – Viktoria Plzen
Referee: Jakob Sundberg (DEN)
Assistant Referee 1: Deniz Yurdakul (DEN)
Assistant Referee 2: Jakob Mastrup (DEN)
Fourth Official: Jonas Hansen (DEN)
Referee Observer: Augustus Constantin (ROU)
MSK Zilina – KAA Gent
Referee: Dumitru Muntean (MDA)
Assistant Referee 1: Vlad Lifciu (MDA)
Assistant Referee 2: Vadim Vicol (MDA)
Fourth Official: Stanislav Leu (MDA)
Referee Observer: Thoroddur Hjaltalin (ISL)
HNK Rijeka – KF Dukagjini
Referee: James Robinson (NIR)
Assistant Referee 1: Paul Robinson (NIR)
Assistant Referee 2: Ryan Kelsey (NIR)
Fourth Official: Lee Tavinder (NIR)
Referee Observer: Igor Satchii (MDA)
Hibernian FC – Inter d’Escaldes
Referee: Peter Kralovič (SVK)
Assistant Referee 1: Milan Štrbo (SVK)
Assistant Referee 2: Tomaš Vorel (SVK)
Fourth Official: Martin Dohal (SVK)
Referee Observer: Sergejus Slyva (LTU)
Aris – Ararat Armenia
Referee: Michael Fabbri (ITA)
Assistant Referee 1: Giovanni Baccini (ITA)
Assistant Referee 2: Dario Cecconi (ITA)
Fourth Official: Federico Dionisi (ITA)
Referee Observer: Stephen Tanner (ENG)
Larne – Ballkani
Referee: Vilhjalmur Thorarinsson (ISL)
Assistant Referee 1: Gylfi Sigurdsson (ISL)
Assistant Referee 2: Birkir Sigurdarson (ISL)
Fourth Official: Ivar Kristjansson (ISL)
Referee Observer: Edward Foley (IRL)
FCSB – CSKA
Referee: Juxhin Xhaja (ALB)
Assistant Referee 1: Nertil Bregasi (ALB)
Assistant Referee 2: Arbër Zalla (ALB)
Fourth Official: Emanuela Rusta (ALB)
Referee Observer: Viktor Kassai (HUN)
NK Maribor – FC Deifferdeng
Referee: Krzysztof Jakubik (POL)
Assistant Referee 1: Arkadiusz Wojcik (POL)
Assistant Referee 2: Tomasz Niemirowski (POL)
Fourth Official: Wojciech Myc (POL)
Referee Observer: Luc Wouters (BEL)
Borac Banja Luka – Austria Wien
Referee: Urs Schnyder (SUI)
Assistant Referee 1: Marco Zürcher (SUI)
Assistant Referee 2: Benjamin Zürcher (SUI)
Fourth Official: Sven Wolfensberger (SUI)
Referee Observer: Dejan Filipović (SRB)
FC Luzern – Djurgardens IF
Referee: Genc Nuza (KOS)
Assistant Referee 1: Bujar Selimaj (KOS)
Assistant Referee 2: Arbnor Bullatovci (KOS)
Fourth Official: Burim Jahmurataj (KOS)
Referee Observer: Karen Nalbandyan (ARM)
Dundalk – Akureyri
Referee: Walter Altmann (AUT)
Assistant Referee 1: Roland Brandner (AUT)
Assistant Referee 2: Robert Steinacher (AUT)
Fourth Official: Daniel Pfister (AUT)
Referee Observer: Sascha Amhof (SUI)
Haverfordwest AFC – B36 Torshavn
Referee: Christian Ciochirca (AUT)
Assistant Referee 1: Maximilian Weiss (AUT)
Assistant Referee 2: Michael Obritzberger (AUT)
Fourth Official: Alexander Harkam (AUT)
Referee Observer: Nerijus Dunauskas (LTU)
Shamrock Rovers – Ferencvarosi TC
Referee: Tomasz Musial (POL)
Assistant Referee 1: Radoslaw Siejka (POL)
Assistant Referee 2: Sebastian Mucha (POL)
Fourth Official: Tomasz Kwiatkowski (POL)
Referee Observer: Mark Whitby (WAL)
Legia Warszawa – Ordabasy FK
Referee: Kevin Clancy (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Calum Spence (SCO)
Fourth Official: Alan Muir (SCO)
Referee Observer: Michail Koukoulakis (GRE)
Debreceni VSC – FA Alashkert
Referee: Robert Schröder (GER)
Assistant Referee 1: Christian Gittelmann (GER)
Assistant Referee 2: Robert Wessel (GER)
Fourth Official: Martin Petersen (GER)
Referee Observer: Jan Wegereef (NED)
Vitoria SC – NK Celje
Referee: Viktor Kopiyevskyy (UKR)
Assistant Referee 1: Semen Shlonchak (UKR)
Assistant Referee 2: Oleksandr Berkut (UKR)
Fourth Official: Yaroslav Kozyk (UKR)
Referee Observer: Gunnar Jonsson (ISL)
Referee: Robert Harvey (IRL, photo)
Assistant Referee 1: Robert Clarke (IRL)
Assistant Referee 2: Wayne McDonell (IRL)
Fourth Official: Paul McLaughlin (IRL)
Referee Observer: Alon Yefet (ISR)
Valmiera FC – SP Tre Penne
Referee: Tomaš Klima (CZE)
Assistant Referee 1: Jakub Hrabovsky (CZE)
Assistant Referee 2: Jaroslav Kubr (CZE)
Fourth Official: Ladislav Szikszay (CZE)
Referee Observer: Michael Johansen (DEN)
Swift Hesper – The New Saints
Referee: Ishmael Barbara (MLT)
Assistant Referee 1: Roberto Vella (MLT)
Assistant Referee 2: Duncan Spencer (MLT)
Fourth Official: Darryl Agius (MLT)
Referee Observer: Bariş Şimşek (TUR)
Balzan FC – Nioman Hrodna
Referee: Ioannis Papadopoulos (GRE)
Assistant Referee 1: Vasilios Nikolakakis (GRE)
Assistant Referee 2: Konstantinos Nikolaidis (GRE)
Fourth Official: Evangelos Manouchos (GRE)
Referee Observer: Andreas Schluchter (SUI)
FK Partizani – AC d’Escaldes
Referee: Zaven Hovhannisyan (ARM)
Assistant Referee 1: Atom Sevgulyan (ARM)
Assistant Referee 2: Vanik Simonyan (ARM)
Fourth Official: Artem Gasparyan (ARM)
Referee Observer: Michail Argyrou (CYP)
Budućnost Podgorica – Struga Trim Lum
Referee: David Munro (SCO)
Assistant Referee 1: David Roome (SCO)
Assistant Referee 2: Jonathan Bell (SCO)
Fourth Official: Grant Irvine (SCO)
Referee Observer: Karel Vidlak (CZE)
AEK Larnaka – Tarpieda Zodzina
Referee: Marian Barbu (ROU)
Assistant Referee 1: Mihai Marica (ROU)
Assistant Referee 2: Imre Bucsi (ROU)
Fourth Official: Sebastian Colțescu (ROU)
Referee Observer: Ognjen Valjić (BIH)
F91 Diddeleng – Gzira United
Referee: Yigal Frid (ISR)
Assistant Referee 1: David Biton (ISR)
Assistant Referee 2: Matityahu Yakobov (ISR)
Fourth Official: Idan Leiba (ISR)
Referee Observer: Ruud Bossen (NED)
Tobyl FK – FC Basel
Referee: Miloš Milanović (SRB)
Assistant Referee 1: Milan Šutulović (SRB)
Assistant Referee 2: Nikola Antić (SRB)
Fourth Official: Jovan Šegrt (SRB)
Referee Observer: Edgar Steinborn (GER)
Santa Coloma – Sutjeska Nikšić
Referee: Kristoffer Karlsson (SWE)
Assistant Referee 1: Mikael Hallin (SWE)
Assistant Referee 2: Daniel Ekman (SWE)
Fourth Official: Victor Wolf (SWE)
Referee Observer: Ante Vučemilović-Šimunović (CRO)
Pyunik FA – Kalmar FF
Referee: Igor Stojčevski (MKD)
Assistant Referee 1: Kuštrim Lika (MKD)
Assistant Referee 2: Sladjan Markoski (MKD)
Fourth Official: Aleksandar Grujoski (MKD)
Referee Observer: Peter Sippel (GER)
Spartak Trnava – FK Auda
Referee: Luca Cibelli (SUI)
Assistant Referee 1: Matthias Sbrissa (SUI)
Assistant Referee 2: Bastien Lengacher (SUI)
Fourth Official: Stefan Horisberger (SUI)
Referee Observer: Leslie Irvine (NIR)
Dinamo Tbilisi – Hamrun Spartans
Referee: Viktar Šymusik (BLR)
Assistant Referee 1: Siarhiej Kasaviec (BLR)
Assistant Referee 2: Siarhiej Firynovič (BLR)
Fourth Official: Dzmitryj Dzmitryjeu (BLR)
Referee Observer: Pavle Radovanović (MNE)
FA Urartu – Farul Constanța
Referee: Thomas Owen (WAL)
Assistant Referee 1: Lewiss Edwards (WAL)
Assistant Referee 2: Jordan Christopher (WAL)
Fourth Official: Alex McInch (WAL)
Referee Observer: Georgios Bikas (GRE)
FK Panevezys – Hapoel Beer Sheva
Referee: Jan Petřík (CZE)
Assistant Referee 1: Ivo Nadvornik (CZE)
Assistant Referee 2: Marek Podany (CZE)
Fourth Official: Dalibor Černy (CZE)
Referee Observer: Sabri Çelik (TUR)
Sabah – RFS
Referee: Fedayi San (SUI)
Assistant Referee 1: Jonas Erni (SUI)
Assistant Referee 2: Jan Köbeli (SUI)
Fourth Official: Sandro Schärer (SUI)
Referee Observer: Ladislav Gadoši (SVK)
Zalgiris Kaunas – Lech Poznan
Referee: Mads-Kristoffer Kristoffersen (DEN)
Assistant Referee 1: Ole Kronlykke (DEN)
Assistant Referee 2: Daniel Norgaard (DEN)
Fourth Official: Lasse Graagaard (DEN)
Referee Observer: Gevorg Hovhannisyan (ARM)
Aqtobe FK – Torpedo Kutaisi
Referee: Trustin Farrugia Cann (MLT)
Assistant Referee 1: Luke Portelli (MLT)
Assistant Referee 2: Duncan Sultana (MLT)
Fourth Official: Malcolm Spiteri (MLT)
Referee Observer: Ferenc Szekely (HUN)
KuPS Kuopio – Derry City
Referee: Dario Bel (CRO)
Assistant Referee 1: Goran Pataki (CRO)
Assistant Referee 2: Kruno Šarić (CRO)
Fourth Official: Goran Pečarić (CRO)
Referee Observer: Martin Ingvarsson (SWE)
Pogon Szczecin – Linfield FC
Referee: Abdulkadir Bitigen (TUR)
Assistant Referee 1: İbrahim Uyarcan (TUR)
Assistant Referee 2: Mustafa Savranlar (TUR)
Fourth Official: Bahattin Şimşek (TUR)
Referee Observer: Domagoj Vučkov (CRO)
Zalaegerszegi TE – NK Osijek
Referee: Gal Leibovitz (ISR)
Assistant Referee 1: Rostislav Talis (ISR)
Assistant Referee 2: Yossi Babayoff (ISR)
Fourth Official: Shalom Avraham (ISR)
Referee Observer: Stefan Messner (AUT)
Dila Gori – Vorskla Poltava
Referee: Simone Sozza (ITA)
Assistant Referee 1: Davide Imperiale (ITA)
Assistant Referee 2: Gamal Mokhtar (ITA)
Fourth Official: Andrea Colombo (ITA)
Referee Observer: Michael Riley (ENG)
Neftci PFK – FK Zeljeznicar
Referee: Balazs Berke (HUN)
Assistant Referee 1: Balazs Buzas (HUN)
Assistant Referee 2: Balazs Szert (HUN)
Fourth Official: Bence Csonka (HUN)
Referee Observer: Marian Ružbarsky (SVK)
Rosenborg BK – Crusaders FC
Referee: Adam Farkas (HUN)
Assistant Referee 1: Vencel Toth (HUN)
Assistant Referee 2: Gergő Vígh-Tarsonyi (HUN)
Fourth Official: Marton Rusz (HUN)
Referee Observer: Haim Yaakov (ISR)
Sepsi Sf. Gheorghe – CSKA Sofia
Referee: Eldorjan Hamiti (ALB)
Assistant Referee 1: Denis Rexha (ALB)
Assistant Referee 2: Erind Burgu (ALB)
Fourth Official: Erjon Bastari (ALB)
Referee Observer: Pascal Garibian (FRA)
Petrocub Hîncesti – Maccabi Tel Aviv
Referee: Peter Kjaersgaard (DEN)
Assistant Referee 1: Victor Skytte (DEN)
Assistant Referee 2: Jesper Dahl (DEN)
Fourth Official: Jacob Karlsen (DEN)
Referee Observer: Gylfi Orrason (ISL)
Riga FC – Kecskemeti TE
Referee: Iwan Griffith (WAL)
Assistant Referee 1: Johnathon Bryant (WAL)
Assistant Referee 2: Ian Bird (WAL)
Fourth Official: John Jones (WAL)
Referee Observer: Rusmir Mrković (BIH)
Omonia Nicosia – Qabala IK
Referee: Adam Ladebäck (SWE)
Assistant Referee 1: Marcus Klitte (SWE)
Assistant Referee 2: Daniel Yng (SWE)
Fourth Official: Joakim Östling (SWE)
Referee Observer: Volodymyr Petrov (UKR)
PFK Levski – FC Shkupi
Referee: Lionel Tschudi (SUI)
Assistant Referee 1: Bekim Zogaj (SUI)
Assistant Referee 2: Guillaume Maire (SUI)
Fourth Official: Lukas Fähndrich (SUI)
Referee Observer: Milorad Mažić (SRB)
Bohemians Praha – Bodo Glimt
Referee: Marcel Bîrsan (ROU)
Assistant Referee 1: Radu Ghinguleac (ROU)
Assistant Referee 2: Ferencz Tunyogi (ROU)
Fourth Official: Iulian Dima (ROU)
Referee Observer: Cüneyt Çakir (TUR)
Progres Niederkorn – FC Midtjylland
Referee: Ferenc Karako (HUN)
Assistant Referee 1: Istvan Albert (HUN)
Assistant Referee 2: Norbert Bornemissza (HUN)
Fourth Official: Mihaly Kapraly (HUN)
Referee Observer: Georgi Yordanov (BUL)
Beitar Jerusalem – PAOK
Referee: Benoît Millot (FRA)
Assistant Referee 1: Hicham Zakrani (FRA)
Assistant Referee 2: Julien Aube (FRA)
Fourth Official: Jeremy Stinat (FRA)
Referee Observer: Hannes Kaasik (EST)
Adana Demirspor – CFR Cluj
Referee: Nathan Verboomen (BEL)
Assistant Referee 1: Mathias Hillaert (BEL)
Assistant Referee 2: Ruben Wyns (BEL)
Fourth Official: Wesli De Cremer (BEL)
Referee Observer: Calum Murray (SCO)
KF Tirana – Beşiktaş JK
Referee: Stuart Attwell (ENG)
Assistant Referee 1: Constantine Hatzidakis (ENG)
Assistant Referee 2: Neil Davies (ENG)
Fourth Official: John Brooks (ENG)
Referee Observer: Markus Strömbergsson (SWE)
FK Vojvodina – Apoel
Referee: Vitalijs Spasjonnikovs (LVA)
Assistant Referee 1: Raimonds Tatriks (LVA)
Assistant Referee 2: Artūrs Šakurovs (LVA)
Fourth Official: Aleksandrs Anufrijevs (LVA)
Referee Observer: Alain Sars (FRA)
Hammarby – Twente
Referee: Manfredas Lukjančukas (LTU)
Assistant Referee 1: Mangirdas Mirauskas (LTU)
Assistant Referee 2: Vytenis Kazlauskas (LTU)
Fourth Official: Vilius Paulauskas (LTU)
Referee Observer: Herbert Fandel (GER)
Aarhus GF – Club Brugge
Referee: Atilla Karaoglan (TUR)
Assistant Referee 1: Ceyhun Sesigüzel (TUR)
Assistant Referee 2: Cevdet Kömürcüoğlu (TUR)
Fourth Official: Cagdaş Altay (TUR)
Referee Observer: Cyril Zimmermann (SUI)
FC Drita – Viktoria Plzen
Referee: Jakob Sundberg (DEN)
Assistant Referee 1: Deniz Yurdakul (DEN)
Assistant Referee 2: Jakob Mastrup (DEN)
Fourth Official: Jonas Hansen (DEN)
Referee Observer: Augustus Constantin (ROU)
MSK Zilina – KAA Gent
Referee: Dumitru Muntean (MDA)
Assistant Referee 1: Vlad Lifciu (MDA)
Assistant Referee 2: Vadim Vicol (MDA)
Fourth Official: Stanislav Leu (MDA)
Referee Observer: Thoroddur Hjaltalin (ISL)
HNK Rijeka – KF Dukagjini
Referee: James Robinson (NIR)
Assistant Referee 1: Paul Robinson (NIR)
Assistant Referee 2: Ryan Kelsey (NIR)
Fourth Official: Lee Tavinder (NIR)
Referee Observer: Igor Satchii (MDA)
Hibernian FC – Inter d’Escaldes
Referee: Peter Kralovič (SVK)
Assistant Referee 1: Milan Štrbo (SVK)
Assistant Referee 2: Tomaš Vorel (SVK)
Fourth Official: Martin Dohal (SVK)
Referee Observer: Sergejus Slyva (LTU)
Aris – Ararat Armenia
Referee: Michael Fabbri (ITA)
Assistant Referee 1: Giovanni Baccini (ITA)
Assistant Referee 2: Dario Cecconi (ITA)
Fourth Official: Federico Dionisi (ITA)
Referee Observer: Stephen Tanner (ENG)
Larne – Ballkani
Referee: Vilhjalmur Thorarinsson (ISL)
Assistant Referee 1: Gylfi Sigurdsson (ISL)
Assistant Referee 2: Birkir Sigurdarson (ISL)
Fourth Official: Ivar Kristjansson (ISL)
Referee Observer: Edward Foley (IRL)
FCSB – CSKA
Referee: Juxhin Xhaja (ALB)
Assistant Referee 1: Nertil Bregasi (ALB)
Assistant Referee 2: Arbër Zalla (ALB)
Fourth Official: Emanuela Rusta (ALB)
Referee Observer: Viktor Kassai (HUN)
NK Maribor – FC Deifferdeng
Referee: Krzysztof Jakubik (POL)
Assistant Referee 1: Arkadiusz Wojcik (POL)
Assistant Referee 2: Tomasz Niemirowski (POL)
Fourth Official: Wojciech Myc (POL)
Referee Observer: Luc Wouters (BEL)
Borac Banja Luka – Austria Wien
Referee: Urs Schnyder (SUI)
Assistant Referee 1: Marco Zürcher (SUI)
Assistant Referee 2: Benjamin Zürcher (SUI)
Fourth Official: Sven Wolfensberger (SUI)
Referee Observer: Dejan Filipović (SRB)
FC Luzern – Djurgardens IF
Referee: Genc Nuza (KOS)
Assistant Referee 1: Bujar Selimaj (KOS)
Assistant Referee 2: Arbnor Bullatovci (KOS)
Fourth Official: Burim Jahmurataj (KOS)
Referee Observer: Karen Nalbandyan (ARM)
Dundalk – Akureyri
Referee: Walter Altmann (AUT)
Assistant Referee 1: Roland Brandner (AUT)
Assistant Referee 2: Robert Steinacher (AUT)
Fourth Official: Daniel Pfister (AUT)
Referee Observer: Sascha Amhof (SUI)
Haverfordwest AFC – B36 Torshavn
Referee: Christian Ciochirca (AUT)
Assistant Referee 1: Maximilian Weiss (AUT)
Assistant Referee 2: Michael Obritzberger (AUT)
Fourth Official: Alexander Harkam (AUT)
Referee Observer: Nerijus Dunauskas (LTU)
Shamrock Rovers – Ferencvarosi TC
Referee: Tomasz Musial (POL)
Assistant Referee 1: Radoslaw Siejka (POL)
Assistant Referee 2: Sebastian Mucha (POL)
Fourth Official: Tomasz Kwiatkowski (POL)
Referee Observer: Mark Whitby (WAL)
Legia Warszawa – Ordabasy FK
Referee: Kevin Clancy (SCO)
Assistant Referee 1: David McGeachie (SCO)
Assistant Referee 2: Calum Spence (SCO)
Fourth Official: Alan Muir (SCO)
Referee Observer: Michail Koukoulakis (GRE)
Debreceni VSC – FA Alashkert
Referee: Robert Schröder (GER)
Assistant Referee 1: Christian Gittelmann (GER)
Assistant Referee 2: Robert Wessel (GER)
Fourth Official: Martin Petersen (GER)
Referee Observer: Jan Wegereef (NED)
Vitoria SC – NK Celje
Referee: Viktor Kopiyevskyy (UKR)
Assistant Referee 1: Semen Shlonchak (UKR)
Assistant Referee 2: Oleksandr Berkut (UKR)
Fourth Official: Yaroslav Kozyk (UKR)
Referee Observer: Gunnar Jonsson (ISL)
