A total of 13 teams participated in the season out of 14 as NS Chempaka FC withdrew from the league.
It replaced the Liga Perdana (1994–97) as the top-tier football league in Malaysia.
Perlis's Phillimon Chepita was the season's top goalscorer with 23 goals.
The teams from 2003 season undergoes a qualifying stage to be promoted into inaugural 2004 Malaysia Super League.
Note: A total of 8 teams will participate in the 2004 Malaysia Super League season playoffs.