Source: 90minut.pl(in Polish) Rules for classification: 1st points; 2nd goal difference; 3rd goals scored. 1 extra point for each win with a goal difference of 3 or more, and 1 point deducted for each loss with a goal difference of 3 or more. (C) Champion; (R) Relegated
Source: 90minut.pl(in Polish) Legend: Blue = home team win; Yellow = draw; Red = away team win.
Relegation playoffs
After the end of the season, play-offs played for two places in the first league in the 1989–90 season between teams from places 13-14 in the first league and runners-up in the 2nd league groups:[2]