Chequered Flag

This is used to end a race and is shown to the winner first and then all the cars that follow.

Red Flag

This is used when the race has been stopped. Usually as a result of a serious accident or it is not safe to continue the race

Yellow Flag

This is used to indicate that there is to be no over taking as there is danger ahead.
When there is a double waved yellow flag this means drivers must be prepared to stop if necessary.

When a yellow flag is help with a board with SC on it it means that a Safety Car has been sent on the track.

Blue Flag

This is shown to drivers who are about to be lapped by faster cars that they should allow them to pass. A driver risks being black flagged if they do not allow the faster car past in sufficient time.

Black Flag

This is used in conjunction with a car number to indicate that they should go into the pits for a penalty or to be disqualified.

Red & Yellow striped Flag

This is used to warn drivers of a slippery track, such as oil on the track in a certain location.

Green Flag

This is used to indicate the race is ready to start and also the race is ready to be resumed after a caution period such as when a Safety car has been on track.

Black with Orange circle Flag

This is used in conjunction with a car number to inform the driver they have a mechanical problem and to return to the pits immediately.

Black & White diagonal Flag

This is used in conjunction with a car number to warn a driver of un-sportsman behavior and they may be black flagged if they continue the un-sportsman behavior.

White Flag

This is used in inform drivers of it being the last lap. It can also mean that a slow moving vehicle is on track, such as a safety car or tow truck