It is Australia's second highest level of ice hockey, and acts as a bridge between junior leagues and the AIHL.

[2] In 2005 the ECSL expanded to six clubs and also marked the first expansion outside of Sydney, with the Australian Ice Hockey League's (AIHL) Newcastle North Stars entering a farm team into the competition.

[4] In 2010 the Central Coast Rhinos entered the league after leaving the AIHL before the start of the 2009 season.

[7] The 2014 regular season was won by the Reach Rebels who also went on to win the playoffs, defeating the Sting two games to one.

[12] In February 2016 it was announced that the Sydney Heat had folded following an instruction from Ice Hockey NSW to the ECSL to reduce the league to five teams for the 2016 season.

[16] The Rebels advanced to the grand final series after defeating the Blueline Bombers in the semifinals.

[17] The Rebels were awarded the cup following the forfeit of the Sting for playing an ineligible player in Game 2 of the series.

Players aged 23 or older are limited to playing five Australian Ice Hockey League (AIHL) games.

[14] Full-time rostered players must have competed in a minimum of seven ECSL regular season games to be eligible for the playoffs.