Group winners: FC Bayern München, FC Internazionale Milano, SL Benfica, Real Madrid CF, Chelsea FC, Arsenal FC, APOEL FC, FC Barcelona
Group runners-up: SSC Napoli, PFC CSKA Moskva, FC Basel 1893, Olympique Lyonnais, Bayer 04 Leverkusen, Olympique de Marseille, FC Zenit St Petersburg, AC Milan
Seeded group winners will be away in the round of 16 first legs on 14/15 and 21/22 February and at home in the return matches on 6/7 and 13/14 March. No team can play a club from their group or any side from the same association.
The draw for the remainder of the competition will be held on 16 March and the tournament concludes at the Fußball Arena München on 19 May. Bayern are looking to become the first team to play a European Cup final in their own stadium since AS Roma in 1984.
Group winners
A: FC Bayern München (GER)
Can play: CSKA, Basel, Lyon, Marseille, Zenit, Milan.
Qualified as: third place, Germany
Last season: round of 16
Previous seasons in UEFA Champions League: 14
Previous European Champion Clubs' Cup best: winners (four times)
B: FC Internazionale Milano (ITA)
Can play: Basel, Lyon, Leverkusen, Marseille, Zenit
Qualified as: runners-up, Italy
Last season: quarter-finals
Previous seasons in UEFA Champions League: 10
Previous European Champion Clubs' Cup best: winners (three times)
C: SL Benfica (POR)
Can play: Napoli, CSKA, Lyon, Leverkusen, Marseille, Zenit, Milan
Last season: UEFA Europa League semi-finals
Qualified as: runners-up, Portugal
Previous seasons in UEFA Champions League: 6
Previous European Champion Clubs' Cup best: winners (twice)
D: Real Madrid CF (ESP)
Can play: Napoli, CSKA, Basel, Leverkusen, Marseille, Zenit, Milan
Qualified as: runners-up, Spain
Last season: semi-finals
Previous seasons in UEFA Champions League: 15
Previous European Champion Clubs' Cup best: winners (nine times)
E: Chelsea FC (ENG)
Can play: Napoli, CSKA, Basel, Lyon, Marseille, Zenit, Milan
Qualified as: runners-up, England
Last season: quarter-finals
Previous seasons in UEFA Champions League: 9
Previous European Champion Clubs' Cup best: runners-up
F: Arsenal FC (ENG)
Can play: Napoli, CSKA, Basel, Lyon, Leverkusen, Zenit, Milan
Qualified as: fourth place, England
Last season: round of 16
Previous seasons in UEFA Champions League: 13
Previous European Champion Clubs' Cup best: runners-up
G: APOEL FC (CYP)
Can play: Napoli, CSKA, Basel, Lyon, Leverkusen, Marseille, Milan
Qualified as: champions, Cyprus
Last season: UEFA Europa League play-offs
Previous seasons in UEFA Champions League: 1
Previous European Champion Clubs' Cup best: group stage
H: FC Barcelona (ESP, holders)
Can play: Napoli, CSKA, Basel, Lyon, Leverkusen, Marseille, Zenit
Qualified as: holders / champions, Spain
Last season: winners
Previous seasons in UEFA Champions League: 15
Previous European Champion Clubs' Cup best: winners (four times)
Runners-up
A: SSC Napoli (ITA)
Can play: Benfica, Madrid, Chelsea, Arsenal, APOEL, Barcelona
Qualified as: third place, Italy
Last season: UEFA Europa League round of 32
Previous seasons in UEFA Champions League: 0
Previous European Champion Clubs' Cup best: second round
B: PFC CSKA Moskva (RUS)
Can play: Bayern, Benfica, Madrid, Chelsea, Arsenal, APOEL, Barcelona
Qualified as: runners-up, Russia
Last season: UEFA Europa League round of 16
Previous seasons in UEFA Champions League: 5
Previous European Champion Clubs' Cup best: quarter-finals
C: FC Basel 1893 (SUI)
Can play: Bayern, Inter, Madrid, Chelsea, Arsenal, APOEL, Barcelona
Last season: UEFA Europa League round of 32
Qualified as: champions, Switzerland
Seasons in UEFA Champions League: 3
Previous European Champion Clubs' Cup best: second group stage
D: Olympique Lyonnais (FRA)
Can play: Bayern, Inter, Benfica, Chelsea, Arsenal, APOEL, Barcelona
Qualified as: third place, France
Last season: round of 16
Previous seasons in UEFA Champions League: 11
Previous European Champion Clubs' Cup best: semi-finals
E: Bayer 04 Leverkusen (GER)
Can play: Inter, Benfica, Real Madrid, Arsenal, APOEL, Barcelona
Qualified as: runners-up, Germany
Last season: UEFA Europa League round of 16
Previous seasons in UEFA Champions League: 6
Previous European Champion Clubs' Cup best: runners-up
F: Olympique de Marseille (FRA)
Can play: Bayern, Inter, Benfica, Madrid, Chelsea, APOEL, Barcelona
Qualified as: runners-up, France
Last season: round of 16
Previous seasons in UEFA Champions League: 7
Previous European Champion Clubs' Cup best: winners (once)
G: FC Zenit St Petersburg (RUS)
Can play: Bayern, Inter, Benfica, Madrid, Chelsea, Arsenal, Barcelona
Qualified as: champions, Russia
Last season: UEFA Europa League round of 16
Previous seasons in UEFA Champions League: 1
Previous European Champion Clubs' Cup best: group stage
H: AC Milan (ITA)
Can play: Bayern, Benfica, Madrid, Chelsea, Arsenal, APOEL
Qualified as: champions, Italy
Last season: round of 16
Previous seasons in UEFA Champions League: 14
Previous European Champion Clubs' Cup best: winners (seven times)