Contested by 13 clubs, it operates on a system of promotion and relegation with Cambodian Second League.
[1] The number of foreign players is restricted to five per team.
A team can use four foreign players on the field in each game, including at least one player from the AFC region.
*Note: Bati Academy and Electricite du Cambodge do not use foreign players.
Fixtures and results of the 2020 C-League season.