ANZ Premiership teams were restricted to one international import in their squads, with Pacific Island internationals forced to compete alongside high-profile names from the likes of Africa and the Caribbean.
While at international level, players with dual eligibility cannot represent a different nation at consecutive World Cups.
Former Silver Ferns defender Linda Vagana spent eight years coaching Samoa and told The Kiwi Netball Show that, almost a decade on, the same challenges remained.
"It makes me angry really," she said.