2011–12 Algerian Ligue Professionnelle 2  The 2011–12 Algerian Ligue Professionnelle 2 is the second season of the league under its current title and current league division format. This is the forty-eighth season of second-division football since its establishment in 1962. A total of 16 teams are to contest in the league. The league started on 9 September 2010 and is scheduled to conclude on 17 May 2012. Promoted to Ligue 1  Relegated to Ligue Nationale  Relegated from Ligue 1  Promoted from Ligue Nationale