[1] For the 2018 THB Champions League, 24 teams qualified to the tournament.
Itasy provided the 2017 champions and Boeny provided the 2017 cup champions, so the runner-ups of the Itasy and Boeny regional leagues qualified to the tournament.
Racing Soma Beach was runner-up of the Boeny regional league, while RTS-Jet Mada was runner-up of the Itasy regional league.
All the teams above and the runner-ups of the Boeny and Itasy leagues qualified to the tournament.
In the Poule des As, the teams play a home and away round-robin, then the first place in the group becomes champions.