[1][2][3] The teams' champion automatically receives an invitation to take part in the following 24 Hours of Le Mans in the LMGTE Am category.

[4] From the 2017 season, the series adopted a new format with LMP3 and GT3-class cars competing in their respective categories, with the ACO aiming to create a secondary division of LMP3-racing and promoting the best teams from the Le Mans Cup to the European Le Mans Series.

[5] A new LMP3 specification with higher power engines was introduced for the 2020 season; this was found to consume more fuel than predicted, forcing pit stop and stint time rule changes.

The Le Mans weekend originally had a one-hour format in 2017, and has had two 55-minute races every year since 2018.

The remaining races originally had a two-hour format, later shortened to 1h 50min for the 2022 season, to enable removal of this second mandatory pit stop.