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Black flag: Sometimes referred to as a "consultation flag," and is usually directed at a driver who NASCAR officials believes committed an on-track offense or cannot maintain a "consistent and competitive speed.".Checkered (green) flag: Race stage has ended.Checkered black and white flag: This flag waves as the car makes its way on the final lap, and also marks the end of the race.
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White flag: Lets drivers know that there is one lap left in the race.Drivers have to either stop on the track or sometimes come into pit road Red flag: Marks an immediate stop to the race.You'll likely see the pace car enter the track Yellow flag: Caution flag, and usually slows down the race and drivers following a crash or debris.Green flag: Marks the start of a race, or the continuation of the race under normal conditions, or the re-start of a race following a yellow (caution) flag.
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