Main article: In the , teams play against each other over on a home-and-away basis, except for the one-match final.
It is believed that the delayed tournament is officially still due to be shared between 12 host nations but that plan is likely to be aborted due to the coronavirus pandemic.
If one host team qualified directly, and the other failed to also directly qualify, the directly qualified host team would play all three group stage matches at home, and the other host, if qualified, would play only two.