2019–20 CS Constantine season
In the 2019–20 season, CS Constantine competed in the Ligue 1 for the 22nd season, as well as the Arab Club Champions Cup, and the Algerian Cup. On March 15, 2020, the Ligue de Football Professionnel (LFP) decided to halt the season due to the COVID-19 pandemic in Algeria. On July 29, 2020, the LFP declared that season is over and CR Belouizdad to be the champion, the promotion of four teams from the League 2, and scraping the relegation for the current season.