1970 Campeonato Brasileiro Série A

Championship format

• First-phase: the 17 participants play all against all twice, but divided into two groups for classification, in the Group A, each team plays two more matches against any other. The first 2 of each group are classified for the finals.
• Final-phase: the four clubs classified play all against all in a single round. The club with most points at this stage is the champion.
• Tie-breaking criteria:

• With one victory, a team still gained 2 points, instead of 3.

  First phase

Group A

Group B

Final phase