What the cost cap is
The F1 cost cap is a limit on how much each team can spend on performance-related activities during a season. Introduced in 2021 at $145 million and gradually reduced, the cap is designed to level the playing field between the richest and poorest teams.
Before the cost cap, teams like Mercedes and Ferrari could spend over $400 million per year on car development. Smaller teams like Haas and Williams spent a fraction of that. The gap was insurmountable. The cost cap changed that by forcing every team to operate within the same financial envelope.
What is included and what is excluded
The cost cap covers most performance-related spending: driver salaries (for drivers earning over a certain threshold), wind tunnel costs, CFD computing time, materials, travel, and staff costs above a certain level.
But several major categories are excluded: driver salaries for the top three highest-paid drivers per team, marketing and hospitality costs, penalties and fines, and the costs of running a heritage car program. These exclusions are significant because they allow the biggest teams to continue spending heavily on areas that do not directly affect car performance.
How the FIA audits teams
Every team submits detailed financial reports to the FIA at the end of each season. The FIA's Cost Cap Administration reviews these reports, cross-checking them against invoices, payroll data, and third-party contracts. If discrepancies are found, the team is investigated.
The process is similar to a tax audit, but with higher stakes. A breach of the cost cap can result in sporting penalties, financial fines, or restrictions on future development.
Why some teams have been penalized
In 2022, Red Bull Racing was found to have breached the cost cap by a "minor overspend" of approximately $1.7 million. The penalty included a $7 million fine and a 10% reduction in wind tunnel testing time for one year. Aston Martin was also penalized for a procedural breach.
The penalties were controversial. Some felt they were too light for a breach of the sport's most important financial regulation. Others argued that the breaches were genuinely minor and that the FIA needed to calibrate its enforcement approach carefully.
How the cost cap is reshaping F1
The cost cap has already changed the competitive order. In 2023 and 2024, McLaren and Red Bull traded the constructors' championship, while Mercedes' dominance ended. In 2026, with the regulation reset and the cost cap still in place, the competitive field is wider than it has been in decades.
Teams that manage their resources efficiently — like McLaren under Andrea Stella — have gained an advantage over teams that spent lavishly in the pre-cap era. The cost cap has not eliminated the advantage of being a big team, but it has made it harder to maintain that advantage through spending alone.