II liga Rugby is the third tier league for rugby union in Poland.

Originally there were two divisions, consisting of 8 teams in the Rugby Ekstraliga and 6 in I liga Rugby, however as the sport is growing in popularity and more and more teams are being registered, a third division was created, consisting of 6 teams.

Although local divisions do exist, there is no official relegation or promotion system between the national level and the local divisions, the Champions are may be promoted to I liga Rugby, The competing team gets four points for a win, two points for a draw and zero for a loss.

In the event of a forfeit, the team unable to play will be docked 1 point and their opponent will be awarded a score of 25-0 and 5 points.

At present there are no official relegations or promotions from the division.