The appellant was the National Association of Broadcasters ("NAB"), a non­profit organisation funded entirely by its80 members who were participants in the South African Broadcasting Industry. While the members included alltelevision broadcasters, most commercial and public radio stations, community radio stations and signal distributors,the present dispute only concerned 31 commercial and public radio stations. The first respondent, the South AfricanMusic Performance Rights Association ("SAMPRA"), was responsible for collecting royalties for sound recordings onbehalf of its only member, the Recording Industry of South Africa ("RISA"), an industry body representing membersof the recording industry