The competition is contested by 32 clubs in a knock-out format where all rounds will be played over two legs and the away goals rule will be used, but in the first three rounds, if the away team won the first leg with an advantage of at least three goals, the second leg will not be played and the club will be automatically qualified to the next round.
2012 | 2012 Summer Olympics | 2012 ATP Challenger Tour | Copa del Rey | Copa Libertadores | 2012 ATP World Tour | United States elections, 2012 | 2012 in radio | 2012 Summer Paralympics | UEFA Euro 2012 | Copa América | 2012 ITF Women's Circuit | Miss Universe 2012 | United States House of Representatives elections, 2012 | 2011 Copa América | Football at the 2012 Summer Olympics – Men's tournament | Banco do Brasil | Lincoln (2012 film) | 2012 NFL season | England and Wales Police and Crime Commissioner elections, 2012 | UEFA Euro 2012 qualifying | Puerto Rican general election, 2012 | 1997 Copa América | The Avengers (2012 film) | 2012 Tour de France | 2012–13 figure skating season | 1999 Copa América | Miss Brasil | Eurovision Song Contest 2012 | Botafogo de Futebol e Regatas |