[1] A total of fourteen teams will contest the league, including eleven sides from the 2011 season and two promoted teams from the 2011 Liga Premier.
Singapore Lions of Singapore will also participate in the 2012 season, replacing Harimau Muda A. Perlis and Pahang were relegated at the end of the 2011 Liga Super after finishing the season in the bottom two places of the league table.
Following an agreement between the Football Association of Singapore and the Football Association of Malaysia, Young Lions, with most of the members of the squad are players from Singapore's national under-23 team, will replace Harimau Muda A, which represent the Malaysian Under-23 national football team.
The play-off matches to determine promotion and relegation will be held at Hang Tuah Stadium and Hang Jebat Stadium, Malacca from 17 to 19 July 2012, as next season Liga Super will be reduced to 12 teams from 14 teams this season.
The winner of both semi-final match will meet in the final to determine who will stay in the 2013 Liga Super.