The tournament is divided into two championships, the Apertura and Clausura, each in an identical format and each contested by 12 teams.
[2] San Carlos are the defending champions, after defeating Saprissa in the Clausura 2019 tournament.
The top 4 teams in the regular season will progress to a two-legged knockout tournament.
If the regular season winners are unable to win the playoffs, a double-legged final will be played against the playoffs winner in order to determine the champions of the Apertura tournament.
The team with the better accumulated record over the regular season and playoffs will host the second leg.