The German referee Daniel Siebert will officiate Young Boys-Atalanta for Group F matchday 5 of the 2021-2022 UEFA Champions League. The assistants will be Rafael Foltyn (GER) and Christian Gittelmann (GER), fourth official: Tobias Reichel (GER), V.A.R. Bastian Dankert (GER), A.V.A.R. Christian Dingert (GER).