If still had tied after extra time, the title would be decided by penalty shootout.
If two teams from the same association reach the semifinals, they would be forced to play each other.
In each tie, the higher-seeded team played the second leg at home.
If the teams were tied on points and goal difference at the end of regulation in the second leg, the away goals rule would not be applied and 30 minutes of extra time would be played.
If still tied after extra time, the title would be decided by penalty shootout.
[3] The second leg was abandoned after 45 minutes by the referee, as the Tigre players refused to come back to play the rest of the match after incidents at halftime.