Class 6, the ultralight helicopter

An ultralight helicopter meets the following technical conditions:
- Single engine with a maximum power of 116 hp or less for single-seaters and 143 hp for two-seaters.
- The maximum mass is 330 kg or less for a single-seater and 500 kg or less for a two-seater; these masses may be increased by 15 kg for a single-seater ultralight helicopter fitted with a rescue parachute or by 25 kg for a two-seater ultralight helicopter fitted with a rescue parachute, and by 30 kg for a single-seater ultralight helicopter intended for operation on water or by 45 kg for a two-seater ultralight helicopter intended for operation on water.
- The rotor loading at maximum mass is between 8 and 20 kg/m².