| Design category | Wind force in points (Beaufort scale) | Important wave height (H 1/3, meters) |
| A – “Ocean” | over 8p | over 4m |
| B – “ Offshore ” | up to 8p, incl. | up to 4m, incl. |
| C – “ Inshore” | up to 6p, incl. | up to 6p, incl. |
| D – “ Sheltered waters ” | up to 4p, incl. | up to 0,5m, incl |
Boat design categories
Boat design categories