Races shall be started by using the following signals. Times shall be taken from the visual signals; the absence of a sound signal shall be disregarded.
| Signal |
Flag and sound |
Minutes before starting signal |
| Warning |
Class flag; 1 sound |
5* |
| Preparatory |
4 |
|
| One-minute |
Preparatory flag removed; 1 long sound |
1 |
| Starting |
Class flag removed; 1 sound |
0 |
*or as stated in the sailing instructions
The warning signal for each succeeding class shall be made with or after the starting signal of the preceding class.