According to what Calciomercato.com reported today, in August the draw for the group stage of the Champions League 2021/22 will be held in Nyon. Here are the pots of the Champions League and where will AC Milan end up:
First pot:
Manchester City
Atletico Madrid
Bayern Munich
Inter
Sporting Lisbon
Manchester United or Villareal.
Chelsea or Zenit
Second pot:
Real Madrid
Barcelona
Juventus
PSG
Liverpool
Sevilla
One of Chelsea, Manchester United or Borussia Dortmund
One of Chelsea, Manchester United, or Borussia Dortmund or Porto
Third pot:
Ajax
Leipzig
Atalanta
Borussia Dortmund (GER) - if Chelsea and Villarreal win the European titles
Porto if one between Chelsea and Villareal win the final
Zenit if Chelsea win the Champions League
Fourth pot:
AC Milan
Wolfsburg