18 teams, each plays the others twice - home and away - for a total of 34 games each, over 34 game weeks.

Scoring points:

3 points for a win, 1 point for a draw, 0 points for a loss.

Table order:

1. points won; 2. points in head-to-head matches; 3. goal difference in hth matches; 4. goals scored in hth matches; 5. away goals in hth matches (only if two teams are tied); 6. total goal difference; 7. total goals scored; 8. fairplay ranking.

Relegation to the league:

2 teams from Ekstraklasa

Promotion from the league:

1-2 place: promoted to Ekstraklasa

Relegation from the league:

15 place: enters Play-offs 2/3 with one II Liga team for 1 place in I Liga

16-18 place: relegated to II Liga

Promotion to the league:

3 teams from II Liga

1 more team from II Liga possible to promote through Play-offs 2/3