Indian Olympic Association (IOA) general secretary Randhir Singh on Monday said Hockey Punjab cannot be denied affiliation as the IOA constitution makes it mandatory to recognise a state association approved by the state's Olympic association.
India and Pakistan are the most successful teams in the tournament with three titles each.
Sher-e-Punjab are the champions of the inaugural edition of the Bridgestone World Hockey Series.
Former India hockey captain Pargat Singh on Wednesday launched a scathing attack on Indian Olympic Association president Suresh Kalmadi, accusing him of preventing athletes from joining National Sports Federations. Pargat, who is the secretary of Hockey Punjab, said Kalmadi's style of functioning is in violation of the Olympic Charter.