2018–19 ABA League First Division
The 2018–19 ABA League First Division is the 18th season of the ABA League with 12 teams from Bosnia and Herzegovina, Croatia, Montenegro, Slovenia and Serbia participating in it. It is the first time since the 2011–12 season that there are no participants from North Macedonia.
Format changes
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. Promotion and relegation will now be based on the First and Second Division. The last place team in the First Division is relegated to the Second Division, while the winner of the Second Division is promoted. Also, as of the 2018–19 season, the 11th placed team of the 2018–19 First Division season and the runners-up of the 2018–19 Second Division season will play in a Relegation Playoff for a spot in the 2019–20 First Division season. 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.The maximum number of clubs from one country in the First Division is five. The last placed club in the First Division will have a guaranteed place in the Second Division in the following season. The confirmed competition system shall not be changed until the end of the 2024–25 season, if there are no significant changes in the European basketball by then.
Teams
Promotion and relegation
A total of 12 teams will contest the league, including 11 sides from the 2017–18 season and one promoted from the 2017–18 Second Division.;Team promoted from Second Division
;Team relegated to Second Division
Venues and locations
| Team | Home city | Arena | Capacity | |||||
nts|5,500Regular seasonThe season began on September 28, 2018. The regular season ended on March 17, 2019.League tablePlayoffsThe semi-finals will be played in a best-of-three format, while the Finals were played in a best-of-five format. Playoffs will begin on 23 March 2019 and planned to end by 22 April 2019.Bracket
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nts|5,500
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