The calendar for the series was announced on 19 June 2018, and will be held over five successive weekends in January and February.[16] Races 2 and 3 of the second round at Teretonga were postponed to due high winds and rescheduled. Race 2 will be run at Hampton Downs, and Race 3 qualifying and race will be run at Taupō.[17]
The series had introduced a new drivers' championship points system for the season. Drivers were awarded the same number of points for Races 1 & 3. Race 2 featured a reversed grid of the top 6 to 8 finishers from Race 1, and awarded reduced points to the top 15 finishers. Drivers must have completed 75% of the race distance and be running at the finish to score points.[18][19]