2 points for victory, 1 for draw
1st Round (oct-jan): Two groups (A-B) of 8 team each, double home/away round robin
2nd Round (jan-mar): The first 3 teams earn a bonus for second round (3 points for 1st, 2 for 2nd, 1 for 3rd): first 4 teams from each group will compose Group C (1A,2B,3A,4B) and D (1B,2A,3B,4A), while the teams finishing from 5th to 8th will compose group E (5A,6B,7A,8B) and F (5B,6A,7B,8A). All groups play a single home/away round robin
After 2015-16 season U20 league was replaced with U19 League
Playoffs:
1C-2D, 2D-1C, 1C-2D = G
1D-2C, 2C-1D, 1D-2C = H
3C-3D, 3D-3C, 3C-3D 5th place
4C-4D, 4D-4C, 4C-4D 7th place
1e-1f, 1f-1e, 1e-1f 9th place
2e-2f, 2f-2e, 2e-2f 11th place
3e-3f, 3f-3e, 3e-3f 13th place
4e-4f, 4f-4e, 4e-4f 15th place
G and H play final at best of 3, semifinals loosers play for 3rd place
No promotion/relegation