Long term:
Annual circuit of 6 top level events, 1 in each continent.
Continental tournaments decide entry to top level.
Major 4 yearly tournaments of World Cup, Commonwealth Games and Olympic Games (very long term)
Short term:
Annual circuit of 2 events, 1 in Northern Hemisphere (not Northern England) and 1 in SH (not Sydney, Brisbane, or Auckland).
Regional tournaments decide entry to top level.
Major 4 yearly tournaments of World Cup, and Commonwealth Games exhibition.
National teams contract eligible players similarly and separately to professional clubs, to avoid conflicts of interest arising from clubs refusing to release players for rep duty.
Ie. it is not treated as selected rep teams, but as a separate sport that runs concurrently to professional RL.