Black Driver is disqualified and must return to pits immediately. This flag is accompanied by the driver's race number.
Black with orange circle Car is damaged or driver has a mechanical problem and must return to pits as soon as possible. This flag is accompanied by the driver's race number.
Half black/Half white Warns a driver for unsportsmanlike behaviour. May be followed by a black flag upon further infringement. Accompanied by the driver's race number.
Chequered flag Session is completed. In practice and qualifying, this means drivers are not allowed to start laps, but they are allowed to complete laps.