Each team played six matches within their group, using the home-and-away round-robin format with double matchdays in April, May to June, and July 2024.

[2][3] Switzerland are guaranteed a spot in the final tournament as hosts, and therefore will not participate in the play-offs.

For political reasons, Kosovo could not be drawn into the same group as either Bosnia and Herzegovina or Serbia.

The winners, runners-up, and third-placed teams in each group advanced to the play-offs (excluding Switzerland who qualified automatically as hosts).

[1][2] Since Switzerland finished in the top three places in their group, the best-ranked fourth-placed team also advanced to the play-offs.

[3] This means that the twelve best-ranked League B teams excluding Switzerland advanced to the first round.