On March 13, 2018, the Adriatic League Assembly decided to abolish the National standings and, as of the 2018–19 season, participants are determined only based on the results in the competitions under the umbrella of the Adriatic League (First Division and Second Division).

The format of the Qualifiers will be best of three, while the home court advantage will be given to the team that played in the First Division in the previous season.

[1] Macedonian League champions Rabotnički withdrew their place in 2018–19 season, as well as the semifinalists Kumanovo and Blokotehna.

The format of the Qualifiers will be best of three, while the home court advantage will be given to the team that played in the First Division in the previous season.

[14] Source: ABA League Second Division Attendances do not include playoff games yet: Updated to match(es) played on March 14, 2019.