Relegated from the 2017 Malaysia Premier League New Team Promoted to the 2018 Malaysia Premier League Teams withdrawn 1 Originally Sime Darby F.C.
From this season, only the top two teams from each group qualify for the knockout round.
322 and 23 April 2018 marked the first time in the season two teams played twice in a twenty-four hour period.[7][importance?]
Adverse weather conditions halted an afternoon match between ATM FA and MOF F.C.
The teams that won in the semi-final stage will be promoted to the 2019 Malaysia Premier League.