Flag Colors

Signifies the end of the practice session, qualification attempt or race. The race leader is declared the winner.

Signals the start of the practice session, qualification attempt or race and all restarts after a caution or red-flag period.

The “caution flag,” signals hazardous conditions on the track, and cars must slow immediately, maintain position and yield to track safety vehicles until the green flag is displayed. During a qualification session, a qualification attempt is halted.

Displayed when the leader starts the final lap of the race. During qualifications, signals that driver has started final lap of qualification attempt.

The “passing flag,” signals slower cars to yield to faster with Diagonal traffic.

Signals that the race stops immediately, regardless of position of cars on the track.

Directs a driver to proceed to the pits on the next lap and to consult with race officials.

Officials have ceased scoring the car until further notice.

Signals that oil, water or some other substance has made the track surface slippery.