Formula One could expand to 12 teams now that General Motors' brand Cadillac has been accepted as the 11th from 2026, according to FIA president Mohammed Ben Sulayem. Formula One has always had provision for 12 in the rules but there was strong opposition from commercial rights holder Liberty Media and existing teams to going beyond 10 before a deal was reached.

Formula One will expand to 11 teams with the addition of the Cadillac team in 2026. It's the first time General Motors will compete in the Formula One World Championship.

Teams say they're trusting Formula 1 officials who say the financial part of the GM entry works for the sport.

Formula 1 could expand to 12 teams now that Cadillac has been accepted as the 11th from 2026, says FIA president Mohammed Ben Sulayem.

The Cadillac F1 team will join the grid in 2026, and FIA president Mohammed Ben Sulayem believes it wouldn't have happened without him.