With many teams earmarking this as a huge year for them to try and get ahead of their competition, F1 have decided to bring in this new rule in order to stop manufacturers from completely throwing away the 2025 season in hopes of getting ahead, by using 2024 as a year to develop their far-future car.
Whilst most engine manufacturers are already hard at work trying to perfect their formula for the new power units, the rule will be specific to the designing of the car as a whole for teams.