![Image: William Collum and Andrew Dallas in European action [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/2EWyW5h3ZFnFzFA9fmM3JJ/4236a3fb8aaf622e8adc70c879e9e0fd/willie-collum-2.jpg?fm=webp&fit=fill&f=face&w=1000&h=650)
Collum will take charge of Wednesday’s Round of 16 meeting between Shakhtar Donetsk and Roma.
He will be assisted by:
AR1: David McGeachie
AR2: Frankie Connor
Fourth Official: Dougie Potter
AAR1: Bobby Madden
AAR2: John Beaton
Meanwhile, Andrews Dallas has been appointed to referee FC Basel’s trip to Atletico Madrid in the UEFA Youth League and will be assisted by Sean Carr and Daniel McFarlane.
![Image: Abbie Hendry and Olivia Crawford on hand to inspire referees. [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/2AdfV9GeGB7dvnpxmQFOeQ/1a9670d840c61f9f8d6d3de22c22e398/21620573-1.jpg?fm=webp&fit=fill&f=face&w=3280&h=2192)
![Image: FIFA International List for 2026 Confirmed [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/7zAGruzI7lhLIGV8y4l3Zw/ce93db56e4980a318cab72b68046767b/21541576.jpg?fm=webp&fit=fill&f=face&w=4676&h=2954)
![Image: Nick Walsh promoted to UEFA Elite Referee Category [Migrated]](https://images.ctfassets.net/qu0slcxvbwp6/1Aua4TpMEqTupgttrIii97/0f9c1a5c75ba1c29ae6fe140872f0db3/21543997.jpg?fm=webp&fit=fill&f=face&w=4208&h=2800)