The International 420 Class organizes international regattas to promote 420 dinghy sailing around the world. The events have the highest quality racing and excellent conditions for developing individual friendship among competitors and goodwill among all participating people.
 
Annually, the International 420 Class Association organizes the two primary international championships:
  • World and Ladies World Championships
  • Junior European Championship
 
In years when the World Championship is not held in the Northern Hemisphere, the Class also organizes the:
  • Open European Championship
 
All international regattas are listed on the International 420 Class Calendar.
 
The US Class selects teams to attend various international regattas, criteria which is outlined below:
 

Team USA International Regatta Selection Criteria