In accordance with Class Rules C.7.3, C.8.4 and C.10.4, WSCA stickers on Hulls, Hydrofoil System Masts and Kites are required at the following events:
- Continental Championships
- World Championships
- Olympic Games
- Other Major Events
Other Major events are:
- Pan American Games
- Asian Games
- Mediterranean Beach Games
- World Beach Games
- Princesa Sofia Regatta Palma
- Semaine Olympique Francaise Hyeres
- Allianz Regatta Almere / Lelystedt
- Kiel Week
Competitors are advised to purchase WSCA stickers well in advance, either at previous events or via mail order, as availability for purchase cannot always be guaranteed during the events listed.