Sanctioning organization for professional boxing bouts
The International Boxing Federation (IBF) is one of four major organizations recognized by the International Boxing Hall of Fame (IBHOF) which sanctions professional boxing bouts. The others are the World Boxing Association (WBA), World Boxing Council (WBC) and World Boxing Organization (WBO). History. The IBF was preceded by the United States Boxing Association (USBA), a regional championship organization like the North American Boxing Federation (NABF). In 1983, at the WBA's annual convention, held in Puerto Rico, Robert W. "Bobby" Lee Sr.
https://en.wikipedia.org/wiki/International_Boxing_Federation