28 teams, each plays the others once.
Additionally each team plays one more game in a round of traditional derbies (clásicos) - with hosting reversed compared to the first meeting between the two - for a total of 30 games each, over 28 game weeks.
3 points for a win, 1 point for a draw, 0 points for a loss.
1. points won; 2. special tie-breakers *; 3. total goal difference; 4. total goals scored; 5. points in head-to-head matches; 6. goal difference in hth matches; 7. goals scored in hth matches.
* - used only in case of a tie for 1st place.
1. points won; 2. play-off (only if exactly 2 teams are tied); 3. points in head-to-head matches; 4. goal difference in hth matches; 5. goals scored in hth matches; 6. total goal difference; 7. total goals scored; 8. draw.
Relegation from the league:
4 teams: the Reserve teams of the clubs, which are relegated from Primera División
Promotion to the league:
2 teams: the Reserve teams of the clubs, which are promoted to Primera División from Prim B Nacional