Although the big rule chnages will take place in 2022, some rules will be changed for 2021. These are as follows:
Financial Regulation:
A budget cap will be introdued at $145m for 21 races, this will increase by $1m for each race over and above 21. Likewise if a race is removed the cap descreses by $1m. Teams are also needing to submit annual expendture and use more commericaly available parts. In preperation for this Mclaren had to lay off some staff.
For breaking the rules teams can be deducted points in the champotinship or worse case be kicked out
Technical Regulations:
The FIA will mandate an outer floor chnage to reduce downforce levels and teams are limited to what they can change. Mclaren will have permission to change several components due to the engine supplier change. DAS is banned.
Sporting Regulations:
with pre-season testing reduced opportunities for young drivers has been revised. Teams will be forced to use a young driver for one or two days at the 3 day in season test. Furthermore teams must run a young driver for at least two FP1 sessions throughout the year, a young driver is defined as a driver who has a grade A licence and has done less than 2 F1 world championship races in their career.
Race weekend structure:
All of Thursday's media activies will be moved to Friday morning with time between the Friday sessions being reduced. Cars will enter parc ferme after FP3 rather than qualying.