The season started on 10 September 2020 and concluded on 9 May 2021 with the second match of the championship final.[1]Gantoise won the title for the third time.[2]
For the first time in history, the league was played with 14 teams instead of 12. Teams played each other once in a single round-robin format, with the top eight teams qualifying for the play–offs and the bottom six progressing to the relegation series.
The points obtained during the regular season were halved before the start of the play-downs. As a result, the teams started with the following points before the play-downs: Waterloo Ducks 9 points, Léopold 7.5, White Star 5, Mechelse 4, Wellington 3 and Leuven 1.5.[4]
The points obtained during the regular season were halved before the start of the play-downs. As a result, the teams started with the following points before the play-offs: Gantoise 18.5 points, Daring 14, Dragons 13, Braxgata 12, Antwerp 11, Racing 11, Herakles 10.5 and Victory 10.5.[4]