Ice hockey's professional minor league system is linear, with one league at most of the four levels of the game; the ice hockey league system in North America is governed by collective bargaining agreements and affiliation deals between the NHL, AHL and ECHL.
Sistem liga kecil hoki es profesional sangat linier, dengan satu liga di sebagian besar dari empat tingkat permainan; sistem liga hoki es di Amerika Utara diatur oleh kesepakatan tawar menawar kolektif dan kesepakatan afiliasi antara NHL, AHL dan ECHL.