For the 2009–2010 season, in singles, the three best placed member nations at the 2009 World Junior Figure Skating Championships were allowed to enter two skaters in all seven events. Member nations who placed fourth through sixth were allowed to enter one skater in all seven events. Member nations who placed seventh through twelfth were allowed to enter one skater in six of the seven events. Member nations with a skater who had qualified for the free skate at the World Junior Championships were allowed to enter one skater in five of the events. Member nations who did not qualify for the free skate but placed 25th through 30th in the short program were allowed to enter one skater in four of the events. Member nations who did not qualify for the free skate but placed 31st and lower were allowed to enter one skater in three of the events. Member nations who had not participated in the 2009 World Junior Championships were allowed to enter one skater in two events. There were provisions for additional entries per member country if another country did not use all of its allotted entries.