2023 Intercontinental GT Challenge

It comprised five rounds starting with the Bathurst 12 Hour on 3 February with the finale at Gulf 12 Hours on 9 December.

[1] Championship points were awarded for the first ten positions in each race.

Entries were required to complete 75% of the winning car's race distance in order to be classified and earn points.

Individual drivers were required to participate for a minimum of 25 minutes in order to earn championship points in any race.

A manufacturer only received points for its two highest placed cars in each round.