The FIA cost cap and Aerodynamic Testing Restrictions that limit wind tunnel and CFD hours pushes teams to start early on the development of a new car rather than immediately... read more »

Introduced ahead of the 2021 season, the ATR was conceived in tandem with the budget cap to inspire a more competitive field and increase the financial sustainability of the... read more »

Mercedes technical director Mike Elliott believes his team must be honest with itself and not use the aerodynamic testing restrictions [ATR] as an excuse for its troubled start... read more »

Ross Brawn has billed the new ATR rules as a "gentle levelling of the playing field", adamant the best will still rise to the top. read more »

Formula 1's new sliding scale aerodynamic testing regulations, ATR, are "laggy" and "awkward" according to Mercedes tech director James Allison. read more »

Toto Wolff has said he is against any form of balance of power in Formula 1, although he accepts the new aerodynamic testing restrictions [ATR] as a 'fine adjustment'. read more »