Its regular season began on 28 September 2012 and will end on 9 June 2013.
At present, there are twenty one clubs that compete in the Football League, playing each other in a home and away series.
At the end of the season, the bottom three teams are relegated to the Gamma Ethniki.
However, teams positioned fourth to seventh take part in a promotion play-off.
[18] Niki Volos started the playoffs with a one-point disadvantage, because of their worse position in contrast to the other teams, when the main season finished.