Qualification to the competition is for champions clubs from countries affiliated with the AFF.

[6] However, the tournament failed to gain traction due to lack of sponsors and conflict with the main calendar of the Asian Football Confederation.

[8] The tournament was revived in April 2024 for the 2024–25 edition with a new title sponsor, Shopee.

[9] The format of the ASEAN Club Championship was the same as that for the AFC Cup, each national football associations in Southeast Asia sending their champion club representing the domestic league winners.

These finals were played as a knockout competition in the host country.