Before the start of the season, the league was divided into two seasons (north and south) of sixteen teams each. The season was played in the respective season in the mode "everyone against everyone" with a return game. The champions of the two seasons rose to the basketball Bundesliga 2003/04 , while the two worst teams in the final table were relegated to the respective regional leagues.
BV Chemnitz 99 , 1. FC Kaiserslautern and KuSG Leimen rose to the group south . From the perspective of the licensing committee, the Leimen-based team as regional league champions did not submit a timely application, but finally the right to play was granted through legal channels, so that the group south played with seventeen teams.
Champions of the 2nd basketball league were at the end of the season: TSV Quakenbrück (North) and BG Karlsruhe (South).
The UBC Münster, only remaining in the league due to the waiver of licenses by other clubs, achieved just one win of the season as in the previous season, this time in a total of 30 season games.
TSV Quakenbrück from the Osnabrück region had a perfect season without a single defeat in 30 games this season. In the 1982/83 season , the BC Giants Osnabrück in the north group as well as in the 1983/84 season of 1. FC Bamberg and in the 1984/85 season the BG Bayreuth in the south group in the main round, which comprised only 18 season games, remained free of loss points , but had to accept at least one season defeat in the promotion rounds. In the 1995/96 season , the Telekom Baskets Bonn remained in the group north in 22 season games without defeat. Then there was a relegation round with two first division clubs, in which the Bonn team suffered a defeat, but against league rivals TuS Lichterfelde .
↑ a b Due to the increase in the first basketball league, there were no relegated teams to the second division in the following season, so that the marked clubs could remain in the second division.