9.2 Number of participants in each single event
From FIS Freestyle wiki
In each single event no more than 4 competitors per National Ski Association plus the competitors according to art. 9.3, are entitled to start.
9.2.1 Official Training Ski Jumping, Nordic Combined and Ski Flying
A maximum number of 6 athletes may take part in the official training plus competitors according to art. 9.3.
9.2.2 Alpine Disciplines
Special and Combined Downhill: A maximum number of 6 athletes may take part in the official training in each event plus competitors according to art. 9.3.
Return to 9. Number of Participants and Officials or to RULES FOR THE ORGANISATION OF FIS WORLD CHAMPIONSHIPS