The International Radio Sailing Association (IRSA) is the premier global organization dedicated to the sport of radio sailing, proudly affiliated with World Sailing. IRSA plays a vital role in enhancing both established and new radio sailing classes through the promotion of consistent class rules and measurement methods. Its core activities encompass the designation and review of international, recognized, and classic radio classes, as well as the approval of world and continental championship events.

IRSA administers specific classes such as the A class and ensures adherence to regulations by interpreting radio sailing racing rules and class rules. The association provides essential resources including templates for Notices of Race and Sailing Instructions, as well as guidelines for event management, scoring, and umpiring. Through monitoring the quality of events, IRSA emphasizes the importance of rules observance and effective event management while distributing valuable information about international radio sailing. With a commitment to transparency and efficiency, IRSA fosters a vibrant global community centered around this engaging sport.