As a member of the International Association of Approved Basketball Officials, Inc. you are a part of the only organization of its kind in the world: a nonprofit service and professional organization managed by basketball referees, for basketball referees.  IAABO has been the unparalleled and undisputed leader in worldwide training of basketball officials. 

Training and education processes are ongoing—augmented by comprehensive written and practical programs, updated annually (or more often as needed). Throughout the year, IAABO 173, in conjunction with acclaimed clinicians, constantly develops and improves teaching and testing techniques.

These pages are dedicated to the men and women who devote their time to providing the highest level of officiating to St. Louis, St. Charles and surrounding area high schools.

Referee Corner